Robertson Stainless Steel Belay Spool
- Can be used as a self-belay or with a belayer.
- Requires the operator to maintain control of the tail at all times.
- Single pin can accept up to a ⅝" (15.9mm) rope.
- Two pin can accept up to a ½" (12.7mm) rope.
NFPA 1983-2012 Section 126.96.36.199 Pulley Performance Requirements - General Use.
Minimum 3 sigma breaking strength (3σ MBS) of not less than 36 kN (8,093 lbs.)