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76mm Aluminum Mastbase Block

76mm Aluminum Mastbase Block

Part No. 1990

Sheave Ø (mm) 76 mm

Sheave Ø (in) 3 in

Maximum line Ø (mm) 12 mm

Maximum line Ø (in) 1/2 in

Maximum working load (kg) 2273 kg

Maximum working load (lb) 5000 lb

Low-profile mastbase halyard lead blocks are lightweight and can be grouped in a small area at the mastbase.
Sheave Ø (mm)76 mm
Sheave Ø (in)3 in
Length (mm)97 mm
Length (in)3 13/16 in
Width (mm)32 mm
Width (in)1 1/4 in
Height (mm)95 mm
Height (in)3 3/4 in
Weight (g)326 g
Weight (oz)11.5 oz
Maximum line Ø (mm)12 mm
Maximum line Ø (in) 1/2 in
Number of fasteners4
Fasteners (mm)8 FH mm
Fasteners (in)5/16 FH in
Maximum working load (kg)2273 kg
Maximum working load (lb)5000 lb
Breaking load (lb)10000 lb
Breaking load (kg)4545 kg