Schaefer Sheave, 2 3/8"(60mm) OD, Aluminum, Wire Hayn Aircraft Eyes efficient package

efficient package

They install permanently on the boom and allow you to instantly attach and adjust your sail in high wind and waves

since all pawls and springs are captive

It is compatible with many surfaces and will not harm most glass

easy trimming

Schaefer Sheave, 2 3/8"(60mm) OD, Aluminum, Wire Hayn Aircraft Eyes efficient packageProduct Description Features TABS >Manufacturer part #: 62 228 BW Features American Metric Description Aluminum Sheave Max Wire 1 8 in 3 mm Outside 2 3 8 in 60 mm Inside 7 16 in 11 mm Width 13 32 in 10 mm TABS > Manufacturer part #: 62 228 BW Schaefer Blocks rely on a variety of sheave designs, materials and scorings. Schaefer sheaves are designed to be compatible with Schaefer products, and are not intended for use in other manufacturers blocks.