Ronstan Single Sheave Box Canvas Covers Viper 640 52" (64mm)

52" (64mm)

1 fixed line and 1 elastic line

Diameter d - 5/16" (8 mm)

Line Size: 3/4" (18mm)

Ideal for coastal / harbour sailing and lifestyle wear

Ronstan Single Sheave Box Canvas Covers Viper 640 52" (64mm)Product Description Ronstan Single Sheave Box Features Sheave 2 in. Max. Rope 1 2 in. Max. Cable 3 16 in A 2 7 16 in. B 1 5 8 in. C 13 16 in. D 3 16 in. E in. B. L. 3300 lb. Weight 5. 1 oz. Product Information Ronstan manufactures an extensive range of sheave boxes for use with rope and wire. Plain bearing sheaves are ideal for halyards and other applications where high static loads are likely to be encountered. Applications Ideal for applications