W 5/8" (16 mm)
Width 1/2" (13 mm)
This lets the sheet run out smoothly and freely-great for rapid easing of the sheet and for gybing asymmetric spinnakers
it pops open to 11
uniform rotation in all directions and a quick
Schaefer Block, Series 5 Halyard Lift Turning / Delrin black-friday-sale-2025 W 5/8" (16 mm)Halyard Control block. Delrin(tm) sheave ensures smooth operation and high strength. Anodized aluminum cheek and stainless steel base provide a solid platform. Block is mounted to bisect load angle for maximum strength. Sheave Dia. 2, (51 mm), Max Line 7 16, (11 mm), Jaw Opening 2 9 32, (58mm), Pin. Dia. 1 5 16, (49 mm), Length 2 9 16, (65 mm), Width 5 8, (16 mm), T (4), #10 RH (5 mm), C C Length 1 21 32, (42 mm), C C Across 1 13 32, (35 mm), SWL 1750