Ronstan Orbit Series 55 Single Block, w/Becket & Swivel Head Boom Replacement Parts J/24 : 1 7/6" (37mm)

: 1 7/6" (37mm)

B - 1 9/16" (40mm)

alloy ratchet sheaves

Features like the elastic adjustable suspenders and adjustable snap at the waist will keep you comfortable on deck while the zippered internal chest pocket will hold any personal items needed

Ronstan Orbit Series 55 Single Block, w/Becket & Swivel Head Boom Replacement Parts J/24 : 1 7/6" (37mm)Product Description Ronstan Orbit Series 55 Single Block, w Becket & Swivel Head Features Ultra Lightweight Low friction 2 stage Orbital ball bearing system Highest working load in its class Easily fitted and securely retained Dyneema Link head Low profile and compact High performance cleating Swivel shackle head for unlimited block rotation. Stainless steel shackle head for ultimate durability and compatibility with harsh fixing points. Ultra low