Mars 4.0 Harness

Mars 4.0 Harness

XS
$55.00 SGD
Sale price  $55.00 SGD Regular price  $110.00 SGD Save $55.00 SGD
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Mars 4.0 Harness

Mad Rock

Mars 4.0 Harness

$55.00 SGD
Sale price  $55.00 SGD Regular price  $110.00 SGD Save $55.00 SGD

The Mad Rock Mars 4.0 is a versatile all-around climbing harness designed for comfort, durability, and reliable performance across a variety of climbing styles. Featuring innovative webbing technology for improved weight distribution, a low-profile design for enhanced mobility, and fully adjustable leg loops, it provides a secure and comfortable fit for gym climbing, sport climbing, trad climbing, and multi-pitch routes.

Size
Low stock

Specifications

Brand
Mad Rock
Color
Black and Red
Gender Fit
Unisex
Waist Belt
3-buckle adjustable harness
Leg Loops
Adjustable auto-locking buckles
Gear Loops
4
Accessory Loops
1 Haul loop
Best For
Mountaineering, Sport climbing, and Trad climbing
X-Small
69–74 cm / 46–51 cm (Legs)
Small
74–79 cm / 48–53 cm (Legs)
Medium
79–84 cm / 51–56 cm (Legs)
Large
84–89 cm / 53–58 cm (Legs)
X-Large
89–97 cm / 56–61 cm (Legs)

Additional info

Innovative Weight Distribution – Advanced webbing construction spreads load more evenly for improved comfort while hanging or belaying.

Low-Profile Design – Slimmer construction enhances mobility and reduces bulk during climbing.

Fully Adjustable Fit – Auto-locking buckles on the waist and leg loops provide a secure, customized fit.

Adjustable Leg Loops – Easily adapt the harness to different clothing layers and climbing conditions.

Pre-Curved Webbing – Ergonomic shaping delivers a more natural and comfortable fit.

Four Molded Gear Loops – Keep climbing gear organized and easily accessible.

Haul Loop – Rear haul loop for attaching a rope, chalk bag, or additional equipment.

Releasable Elastic Risers – Help maintain leg loop positioning while allowing flexibility during movement.

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Frequently Asked Questions

Got questions about our Climb Central discounts and international shipping? We’ve got you covered with quick answers to help you save more and climb more.

Register with Climb Central First.

You cannot access the Crank Factory discount without a verified Climb Central profile.

  • New Climbers: Visit the Climb Central Registration Portal to create your account and sign the necessary safety waivers.
  • Existing Climbers: Ensure your account is active and that you have climbed at a Climb Central outlet recently to maintain "active" status.

Once your Climb Central account is set up, complete the Crank Factory registration page to receive your partner discount.

To secure your discount at Crank Factory using your Climb Central credentials, follow these verification steps:

  1. Sign in to your Climb Central account to retrieve your account ID.
  2. Log in to Crank Factory, go to Registration, and complete the process by entering your Climb Central account ID in the designated field.

For Orange and White Pass holders: complete the steps above, then go to your profile page and enter your membership ID in the designated field.

The Climb Central discount applies to select items in our store, including climbing shoes, chalk, hardware, and accessories.

Please note the discount does not apply to the following items/brands:

  • Sale/Promotional Items
  • Clearance
  • Casual Technical Bottoms
  • Black Diamond
  • Petzl
  • Perfect Descent
  • Rab Apparel
  • Fullcrimpmilk
  • Gripjammers
  • Other items (to be specified)

We offer international shipping to selected countries. Delivery times, costs, and availability depend on your location and order size.

Please contact us before placing your order to receive a shipping quote. Customers are responsible for any applicable customs duties or import taxes.

Yes, we offer wholesale pricing for gyms, retailers, and bulk orders. Pricing depends on order volume, product selection, and whether you require ongoing replenishment. For larger initial orders, we can also provide tiered discounts and customized size allocations.


You can reach us at hello@crankfactory.com for any enquiries, orders, or support. Our team will be happy to assist you.

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