SINGLE W/SWIVEL 20mm BB

Ronstan's 20mm single bullet block with swivel shackle head is lightweight and has low friction and a high static and dynamic load capacity. Precision molded Acetal sheaves running on stainless steel ball bearings provide high performance and low friction.

Materials include stainless steel ball bearings, UV-stabilized Acetal sheave, grade 316 stainless steel load strap and head fitting, and impact and UV -resistant, fiber-reinforced nylon cheeks.

Specifications:

• Sheave diameter 3/4"
• Maximum rope diameter 1/4"
• Pin diameter 1/8"
• Maximum working load 550 lb.
• Breaking load 1210 lb.
• Weight .7 oz.

Use for dinghy control lines, dinghy vangs, Cunninghams and traveler controls.