Smaller ventilation hatches are a better fit for sailboats
Specifications: Standard Equipment: Footswitch Gypsy Clutch Manual Override Handle
Sizes from 1/2" to 2" Barb
Width 2 1/8" (54mm)
(1) Polyethylene gasket
HALYARD LIFT SINGLE Fuel Oil Transfer Smaller ventilation hatches are aThe Schaefer 3 Series Double Cheek Block with anodized Aluminum cheek. Delrin sheaves ensure smooth operation and high safe working load. Upper sheave safe working load 200 lbs (91kg), lower sheave 1000 lbs, (450 kg), Features Sheave Dia. 1 7 16, (37 mm) Max Wire 7 16, (11 mm) Jaw Opening 1 3 4, (44 mm), Pin. Dia. 1 5 8, (41 mm) Length 1 31 32, (50 mm) Width 19 32, (15 mm) Thickness (4), #10 RH (5 mm), C C Length 1 5 32, (29 mm), C C Across 1 5 16,