Schaefer Block, Series 7 Flat Base/Alum Cheek/Alum Sheave Sailing Blocks Contains the highest concentration of

Contains the highest concentration of pure Zinc

Stepped sizes: 57/60

Dimensions: DIMENSIONS - 260mm long

With these innovations

Ampere (A): 200

Schaefer Block, Series 7 Flat Base/Alum Cheek/Alum Sheave Sailing Blocks Contains the highest concentration of7 Series Cheek Block with anodized Aluminum cheek. Aluminum sheave runs on Nomex(tm) Teflon(tm) bearing for low friction and high safe working load. Stainless steel base distributes loads to a large surface area. Sheave Dia. 2 3 8" (60 mm), Max Line 1 2" (13 mm), L 4 3 8" (111 mm), W 2 3 4" (70 mm), H 1" (25 mm), Fasteners (4) 1 4" RH (6 mm), C C 3 5 8" (92 mm), SWL 2250 lbs. (1020 kg), Weight Aluminum 11. 0 oz. (312 g)