Petzl DUO S Headlamp (1100lm) Drop Prevention As a highly recommended chain

As a highly recommended chain hoist brand

Model RR with 158' of lift - use a 56 TPI Limit Switch Shaft and 56 TPI Nut

Size: 10'' and 20''

Each Classic or Next-Gen Lodestar Small Frame Hoist requires 3 of these screws

while maintaining same capacity of larger Kootenay-style pulleys

Petzl DUO S Headlamp (1100lm) Drop Prevention As a highly recommended chainUltra powerful, waterproof and rechargeable headlamp Ultra powerful with 1100 lumens in BOOST mode, the DUO S headlamp runs on a rechargeable battery. Waterproof and durable, it is ideal for demanding sports such as caving, orienteering and cycling. Featuring the FACE2FACE anti glare function, a Petzl patent, the DUO S headlamp allows users to face each other without blinding one another, making group activities more comfortable Technical Notice