High-efficiency, compact single pulley with gated swivel

The SPIN S1 OPEN is a compact, high-efficiency single pulley with an integrated gated swivel, designed for maximum simplicity when setting up haul systems, load deviations, and tensioned highlines. Its lightweight design reduces weight and bulk, making it ideal for technical rescue and work-at-height applications. The gated swivel provides outstanding versatility, allowing direct connection to a wide range of equipment while maintaining excellent handling under load.

Features

• Compact and easy to use:
  • Designed for haul systems, load deviations, and tensioned highlines where low weight and compact size are essential
  • Triple-action opening mechanism allows quick operation, even while wearing gloves
  • Rope can be installed while the pulley remains connected to the anchor
  • Red indicator provides a clear visual warning when the moving side plate is unlocked
  • Special side plate design protects the rope path during operation
• High efficiency:
  • Mid-size diameter sheave mounted on sealed ball bearings provides smooth operation and excellent efficiency
• Gated swivel for easier rigging:
  • Large opening and compact design minimise bulk while allowing compatibility with a wide range of equipment, including tripods, REEVE carriage pulleys, PAW rigging plates, and more
  • Allows the pulley to orient itself under load for smoother operation
  • Accommodates up to two carabiners and allows direct connection of ropes and slings for simplified rigging

Specifications

Weight

160 g

Certification(s)

CE EN 12278, NFPA 2500 Technical Use Pulley, UIAA, XF 494: FZL-H-Q 9.5/11

Material(s)

Aluminum, stainless steel, nylon

Minimum rope diameter

7 mm

Maximum rope diameter

11 mm

Sheave type

Sealed ball bearings

Sheave diameter

25 mm

Maximum working load

2 × 2.5 = 5 kN

Breaking strength

23 kN

Efficiency

91%