Navtec Stemball Cup Washer 11/32 ID-1 OD T2 Carbo Blocks Sheave Ø (mm) 57 mm

Sheave Ø (mm) 57 mm Sheave Ø (in) 2 1/4 in Length (mm) 110 mm Length (in) 4 5/16 in Width (mm) 66 mm Width (in) 2 5/8 in Height (mm) 110 mm Height (in) 4 5/16 in Weight (g) 304 g Weight (oz) 11 oz Maximum line Ø (mm) 10 mm Maximum line Ø (in) 3/8 in Maximum working load (kg) 136 kg Maximum working load (lb) 300 lb Breaking load (lb) 600 lb Breaking load (kg) 272 kg

Standard grip: medium/light air

use on larger diameter tubing

They work extremely well with full-batten mains

Midrange blocks’ robust construction makes them ideal to handle the high loads found on medium and large offshore boats

Navtec Stemball Cup Washer 11/32 ID-1 OD T2 Carbo Blocks Sheave Ø (mm) 57 mmProduct Description Features TABS SUP > Manufacturer part #: N640 M04 DescriptionN640 Stemball Cup Features American Metric Outer 1. 02 in 26 mm Hole 0. 35 in 9 mm TABS > Manufacturer part #: N640 M04 Made from 316 Stainless Steel. Used with N641 Stemballs to increase head diameter.