PB 208 pages

rather than a theoretical discussion of the rules themselves

Durable ultra-clear mineral crystal lens

Unlimited shelf life

Stainless steel rope fairleads are fitted to both line entry and exit points

Harken 57mm Ratchet Block — Swivel, Becket 2136 Tops PB 208 pagesCarbo Ratchets allow sailors to hand hold loaded lines and offer balance between holding power and controlled easing. Sheave (mm) 57 mm Sheave (in) 2 1 4 in Length (mm) 125 mm Length (in) 4 15 16 in Weight (g) 94 g Weight (oz) 3. 3 oz Maximum line (mm) 10 mm Maximum line (in) 3 8 in Maximum working load (kg) 227 kg Maximum working load (lb) 500 lb Breaking load (lb) 2000 lb Breaking load (kg) 907 kg Shackle pin (mm) 5 mm Shackle pin (in) 3 16 in