Length (L): 107 mm
Width (W): 24,2 mm
Height (H): 31,5 mm
Ø shackle: 58 mm
Ø sheave (D): 40 mm
Side bearing: Delrin balls
Weight: 70 gr
Ø max line: 8 mm
A: 58 mm
B: 18 mm
SWL: 400 kg
Material: Aluminum
Sheave material: Plastic
Fixing screws: 2 x countersunk
Ø screws: 6 mm

Mast block, sheave 40, SWL 400 kg, 11 different sizes with diameters from 40 to 120 mm for working loads (SWL) up to 7000 kg. Hard black anodized aluminium frame with insulating washers for corrosion protection. Resin sheaves (aluminium sheaves for 100 and 120 mm only) with composite fibre main bearing (not on size 40) and double side self-captive ball bearing.