Description
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
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
Product Details
We usually dispatch within 2–8 days.
In a hurry? If the item’s in stock, we might be able to send it out the same day — just let us know.
Not the Right Fit? We’ve Got You.
If your boating gear isn’t quite right — in size, fit, or feel — you can return it within 30 days for a full refund or exchange. No stress, no risk.