Nautilus HumanSport® Arm Crunch

The Nautilus HumanSport® Arm Crunch is a versatile commercial training machine designed for standing abdominal exercises and multiple arm curl movements. Part of the HumanSport line, it combines simple, intuitive cable-based training with dual weight stacks to provide a wide range of upper-body and core exercises.

The seat-free design allows users to perform exercises from a standing position while also providing accessibility for wheelchair users. Multiple arm positions support pronated, supinated, and hammer curls, while adjustable lumbar pads provide stabilization during abdominal movements.

The machine also includes abdominal crunch straps that can be used for overhead triceps extensions, giving facilities additional exercise options from a single compact machine. Users can train unilaterally or bilaterally depending on their workout needs.

Key Features:

• Standing abdominal and arm training

• Multiple arm curl movements:

  • Pronated curls

  • Supinated curls

  • Hammer curls

• Adjustable lumbar pads for abdominal stabilization

• Abdominal crunch straps can be used for overhead triceps extensions

• Unilateral or bilateral exercise options

• Dual weight stacks

• 2:1 cable ratio for low starting resistance

• Flat anti-skid plate for wheelchair access

• Adjustable stabilizer pad

• Seat-free design for wheelchair accessibility

• Accessory handles positioned for easy seated access

• LockNLoad® switch technology for quick weight selection

Specifications:

• Model: HSAC3

• SKU: 9-HSAC3-60BZE

• Width: 39 in (99 cm)

• Length: 43 in (109 cm)

• Height: 68 in (172 cm)

• Stack Weight: 2 x 88 lb (2 x 40 kg)

• Overall Weight: 655 lb (298 kg)

• Weight Stack Tower Height: 65 in (165 cm)

• Cable Ratio: 2:1

• Frame: Black

• Upholstery: Black

Accessibility Features

The Nautilus HumanSport Arm Crunch is designed to accommodate wheelchair users with a flat anti-skid access plate, adjustable stabilizer pad, seat-free configuration, and strategically positioned accessory handles. The 2:1 cable ratio also provides a lower starting resistance.

Why Choose the HumanSport Arm Crunch?

With its combination of commercial abdominal training, arm curl exercises, triceps extensions, and wheelchair-accessible design, the HumanSport Arm Crunch offers multiple training possibilities in one machine. Its dual weight stacks and LockNLoad® technology provide straightforward resistance selection for a variety of users and training environments.

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