Schaefer Backstay Triangle Plates Sailboat Blocks & Hardware_62 mm 5T Aluminum V Block 40 mm blocks feature a

40 mm blocks feature a one-piece titanium outer race/sheave

Diecast in stainless steel & electro-polished

3D genoa adjusting

Ratchet engagement may be adjusted to a higher or lower load according to strength and sailing style

long-pin lowers (featured here) and short-pin uppers

Schaefer Backstay Triangle Plates Sailboat Blocks & Hardware_62 mm 5T Aluminum V Block 40 mm blocks feature aTriangle plates have stepped down pin diameters for typical backstay applications. Manufactured from high quality stainless steel, triangle plates are designed to be used with the corresponding pin size of swage or mechanical type marine eyes commonly used with 1x19 stainless steel wire. Note: Special Order Only (84 44, 84 46, 84 48, 84 97)