Free Standard U.S. Shipping | Limited Lifetime Frame Coverage | Financing Available
1 12
5% off

JXS-037C Adjustable Weight Bench with Optional Leg & Curl Attachments

$379.00 USD $399.99
Tax included Free standard U.S. shipping on eligible orders. Estimated delivery: 7-10 business days for eligible in-stock orders; remote or special-service locations may require additional time or fees.

Grand Opening Offer.Prices will increase after the opening promotion.

  • Flat, incline and decline positions for free-weight training.
  • 75 × 75 × 3 mm steel frame; 105.8 lb (48 kg) base bench.
  • Add leg extension/curl with AH04 or preacher-curl support with AH05. Choose the matching package.
Package
Compare the 4 bench packages

Every package includes the same adjustable bench. Compare the attachments below, then choose your Package above.

Bench Only

$379.00 USD

Flat, incline and decline bench included.

Bench only: no AH04 or AH05 attachment.

Bench + Leg Extension & Curl (AH04)

$515.00 USD

Flat, incline and decline bench included.

AH04 included: leg extension and leg curl attachment.

Bench + Preacher Curl (AH05)

$475.00 USD

Flat, incline and decline bench included.

AH05 included: preacher-curl support attachment.

Bench + AH04 + AH05

$609.00 USD

Flat, incline and decline bench included.

AH04 included: leg extension and leg curl attachment.

AH05 included: preacher-curl support attachment.

Weight plates, dumbbells and a separate barbell are not included. Prices shown are before any applicable discount code.

The SKEISO JXS-037C is a flat, incline and decline bench with a 2.95 × 2.95 × 0.118 in frame. Choose the bench alone or a configuration with AH04 leg-developer and/or AH05 preacher-curl attachments.

Save an extra$20

Limited-Time Grand Opening Offer

Copy the code and apply it at checkout for extra savings.

20JXS037
  • Flat, incline and decline: Adapt the bench to your pressing and supported lifts.
  • 2.95 × 2.95 × 0.118 in frame: A substantial base-bench structure.
  • Foam with PVC upholstery: A padded contact surface for supported training.
  • Optional leg and arm stations: Choose a configuration with AH04, AH05 or both.
What's included

Included: The adjustable bench is included with every configuration. AH04 leg extension/curl and AH05 preacher curl attachments are included only when named in your selected option.

Plan separately: Bench Only does not include AH04 or AH05. Dumbbells, weight plates and a separate barbell are not included.

Questions before you order?
Call +1 949-758-2968 · Ask our team
Visit our Laguna Hills, CA showroom
Daily, 9:30 AM–6:00 PM Pacific. Contact us before visiting to confirm the equipment on display.

Shipping, warranty & support
  • Estimated delivery: 7–10 business days for eligible in-stock orders: 2–3 business days to prepare your order, plus 5–7 business days in transit. Remote destinations may take longer. Shipping details.
  • Returns: Review eligibility, return freight and applicable fees in our Refund Policy before ordering.
  • Limited lifetime frame coverage: Structural steel frame coverage, plus 5 years for cables, pulleys, bearings and guide rods and 1 year for other covered components. Warranty coverage and exclusions.
  • Lifetime parts sourcing support: SKEISO helps identify and source compatible replacement parts beyond the warranty period; this is not free lifetime replacement.

Description

The SKEISO JXS-037C is a flat, incline and decline weight bench built around a approximately 2.95 × 2.95 × 0.118 in steel main frame. The base bench weighs approximately 105.8 lb and measures approximately 52.8 × 23.8 × 21.8 in (L × W × H). Check the dimensions and allow extra working space for your weights and selected attachments.

Start with the bench for free-weight training, or choose a package that adds leg extension and curl movements with AH04, preacher curls with AH05, or both attachments. This is an expandable bench system: the additional movements require the corresponding attachment.

  • Bench Only: adjustable base bench; AH04 and AH05 are not included.
  • Bench + AH04: base bench plus leg extension and curl attachment.
  • Bench + AH05: base bench plus preacher curl attachment.
  • Bench + AH04 + AH05: base bench plus both attachments.

Your selected option determines the included equipment. Weight plates, dumbbells and barbells are not included.

Adjustable weight benches · Strength training equipment

Adjustable bench vs flat bench: compare positions and attachments

Assembly Manual & Parts Guide

Review the base-bench parts list and assembly instructions before installation. This manual does not provide the AH04 or AH05 attachment instructions.

Assembly Manual & Parts Guide PDF - 6 pages - base bench
View Manual

Reviews (6)

Payment & Security

Payment methods

  • Amazon
  • Amazon
  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Mastercard
  • PayPal
  • Shop Pay
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

Construction & components

A closer look at the physical details of this model.
Backrest Adjustment

Backrest Adjustment

Change the bench position for your next exercise.

The support engages the adjustment ladder beneath the backrest. Confirm it is seated securely before training. AI-enhanced detail based on the original photograph.

Independent Seat Adjustment

Independent Seat Adjustment

Visible 0°, 15° and 30° seat settings.

The original close-up shows the seat adjustment mechanism, its markings and support. Secure both the backrest and seat before use.

AH04 Leg Developer — Optional

AH04 Leg Developer — Optional

Add plate-loaded leg extensions and curls.

Choose an AH04 configuration or purchase the compatible attachment separately. Weight plates are not included.

AH05 Preacher Pad — Optional

AH05 Preacher Pad — Optional

Add supported preacher-curl positioning.

The AH05 is optional and is not included with Bench Only. Suitable dumbbells or a curl bar are separate.

2.95 in Main Frame

2.95 in Main Frame

Verified 2.95 × 2.95 × 0.118 in square tube

The latest factory specification identifies a 2.95 × 2.95 × 0.118 in square-tube main frame for the JXS-037C base bench.

Supportive Upholstery

Supportive Upholstery

High-strength foam with PVC upholstery

High-strength foam and PVC upholstery provide a supportive contact surface for bench-based strength exercises.

Grade 8.8 Hardware

Grade 8.8 Hardware

High-strength bolts and locking nuts

Factory documentation specifies Grade 8.8 high-strength bolts and locking nuts for the JXS-037C and compatible attachments.

JXS-037C: Set up your training

Start with the adjustable bench; choose the attachments you need

Start with the adjustable bench; choose the attachments you need

  • Base bench: adjustable backrest and seat for flat, incline and decline training setups.
  • AH04 leg developer: optional attachment for plate-loaded leg extensions and curls.
  • AH05 preacher pad: optional support for preacher curls with suitable separate weights.
  • Configuration matters: Bench Only includes the bench; attachment configurations include only the attachments named in the selected option.

Configuration image: the bench is shown with the AH04 leg developer and a separate AH05 preacher pad. These are optional attachments, not included with Bench Only. Dumbbells, barbells and weight plates are separate.

Tap to enlarge the complete setup. Choose the configuration that includes the attachments you want.

JXS-037C shown in an incline position

JXS-037C shown in an incline position

The photograph shows the raised backrest, seat and support frame, with no AH04 or AH05 attachment installed.

This is a view of the bench, not a packing list. Check Package Contents below for the four available configurations.

Match the bench position to your exercise

Match the bench position to your exercise

Use flat, incline or decline setups as appropriate for the movement. Position your separate weights and leave enough room to enter and exit the bench without obstruction.

Check the adjustment before every set

Check the adjustment before every set

Use the limit-style adjustment structure shown in the manual. Confirm the seat and backrest are fully supported in the selected position before adding load.

Add leg extensions and curls when you need them

Add leg extensions and curls when you need them

Choose a configuration that includes the AH04, or purchase it separately when available, to add plate-loaded leg extensions and curls. Adjust and secure it as shown in the manual; weight plates are not included.

Add a supported curl position

Add a supported curl position

Choose a configuration that includes the AH05, or purchase it separately when available, to add a support surface for preacher curls. Adjust the pad for your setup; a barbell or dumbbells are not included.

More than a short list of exercises

The base bench can support chest presses, flyes, seated shoulder presses and supported rows with appropriate separate weights and positioning.

Choose a configuration with the AH04 for leg extensions and curls, or with the AH05 for preacher curls. These are additional attachment functions, not standard functions of the Bench Only option.

Exercise examples are not exhaustive. Check the selected configuration, adjustment engagement and suitable working clearance before training.

Set the seat independently

Set the seat independently

The original close-up shows 0°, 15° and 30° seat markings. Select and securely engage the seat position alongside the backrest setup before training.

JXS-037C exercise options

What can you train with the JXS-037C?

Explore key muscle groups and representative exercises—not a fixed limit on what you can do. Exercise variations depend on your setup and compatible equipment; see the guide for more detail.

Chest

Flat and incline dumbbell presses; decline pressing when the bench is correctly set up and the position is suitable for you.

Back

Bench-supported one-arm dumbbell rows and incline chest-supported rows, with room for the weights to travel.

Shoulders

Seated dumbbell presses and supported rear-delt raises use the adjustable backrest in different ways.

Arms

Seated curls and lying triceps extensions with separate weights; preacher curls require the optional AH05 pad.

Quadriceps

Seated leg extensions require the optional AH04 leg developer and compatible resistance equipment.

Hamstrings

Leg curls require the optional AH04 leg developer, correctly adjusted for the user and exercise.

Use the manual to secure the bench and attachments. Choose loads appropriate to your experience. AH04 and AH05 are included only with options that name them; weights are not included.

Explore the JXS-037C exercise guide

See the muscle groups, training stations and equipment needed for each setup.

JXS-037C exercise guide

Product video reviews

More JXS-037C reviews & training videos →

JXS-037C dimensions & specifications

JXS-037C dimensions & specifications
AI-cleaned original base-bench dimension illustration. Length 52.8 in; width 23.8 in; height 21.8 in. Tap to enlarge.

Base bench size (L × W × H)

52.8 × 23.8 × 21.8 in (approx.)

These are base-bench dimensions, not the space needed with attachments or with the backrest raised. Allow additional room for leg movement, weights and getting on and off the bench.

Ask us to check your available space

This table summarizes construction and key equipment—not a limit on the exercises you can perform. See exercise examples and setup requirements, and use the In the Box section to check included training accessories.

JXS-037C Base Bench
Main frame 2.95 × 2.95 × 0.118 in square tube Padding High-strength foam with PVC upholstery
Adjustment Multi-position limit-style structure Fasteners Grade 8.8 bolts and locking nuts
Assembled size 52.8 × 23.8 × 21.8 in Net weight approximately 105.8 lb
Package size 56.3 × 15.7 × 18.9 in Gross weight approximately 121.3 lb
AH04 Leg Developer Attachment
Function Compatible leg curl / extension attachment Frame 1.97 × 1.97 × 0.079 in square tube
Adjustment Pin-selected multi-position height Net weight approximately 48.5 lb
Package size 26.8 × 23.6 × 16.1 in Gross weight approximately 56.2 lb
Inclusion Included only with configurations that name this attachment; otherwise sold separately Load capacity Contact SKEISO for the current verified rating.
AH05 Preacher Curl Attachment
Function Compatible preacher curl pad Frame 1.97 × 1.97 × 0.098 in square tube
Adjustment Pin-selected multi-position height Net weight approximately 24.3 lb
Package size 24 × 15.7 × 8.3 in Gross weight approximately 29.8 lb
Inclusion Included only with configurations that name this attachment; otherwise sold separately Load capacity Contact SKEISO for the current verified rating.

Package Contents

Choose the package that fits your training:

  • Bench Only: JXS-037C adjustable bench.
  • Bench + Leg Extension & Curl (AH04): bench plus the AH04 leg extension and curl attachment.
  • Bench + Preacher Curl (AH05): bench plus the AH05 preacher curl pad.
  • Bench + AH04 + AH05: bench plus both attachments.
JXS-037C adjustable bench

Included with every package

JXS-037C adjustable bench

The base bench with adjustable backrest and seat. Photograph shows the bench without AH04 or AH05 installed.

AH04 leg developer

Included only in packages naming AH04

AH04 leg developer

Attachment for plate-loaded leg extensions and curls. Weight plates are separate.

AH05 preacher pad

Included only in packages naming AH05

AH05 preacher pad

A support pad for preacher-curl positioning. Dumbbells or a suitable curl bar are separate.

Sold separately: dumbbells, weight plates and barbells.

Frequently Asked Questions

What is the SKEISO JXS-037C?

The SKEISO JXS-037C is an adjustable FID weight bench with a 2.95 × 2.95 × 0.118 in main frame and compatibility with the AH04 leg developer and AH05 preacher curl attachments.

Are the AH04 and AH05 included with the JXS-037C bench?

Included items depend on the package you select:
• Bench Only: JXS-037C adjustable bench; AH04 and AH05 are not included.
• Bench + Leg Extension & Curl (AH04): bench plus the AH04 leg extension/curl attachment.
• Bench + Preacher Curl (AH05): bench plus the AH05 preacher curl attachment.
• Bench + AH04 + AH05: bench plus both attachments.
Attachments named in your selected package are included in that package price; you do not need to purchase them again separately. Weight plates, dumbbells and barbells are not included. Check your selected package in the cart before checkout.

What are the verified JXS-037C dimensions?

The verified base-bench dimensions are 52.8 × 23.8 × 21.8 in, with a net weight of approximately 105.8 lb. Add clearance for movement, weights and any selected attachments.

What exercises do the optional JXS-037C attachments add?

The AH04 adds plate-loaded leg extension and leg curl movements. The AH05 provides a supported surface for preacher curls. The base bench supports flat, incline and decline pressing and supported dumbbell exercises.

What warranty applies to the JXS-037C?

Limited lifetime frame coverage applies to the structural steel frame. Upholstery, accessories and other applicable covered components follow the current SKEISO Limited Warranty.

How do delivery, returns and pre-purchase support work?

SKEISO provides U.S. delivery support for heavy fitness equipment and can help you check product dimensions and access requirements before ordering. Order-specific shipping costs and timing depend on destination and checkout details. If you need to request a return, support will review eligibility and guide the next steps under the current Refund Policy.

Sign up for updates and offers

Sign up for SKEISO product updates, buying guides, and special offers.