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57mm Aluminum Flip-Flop Block

57mm Aluminum Flip-Flop Block

Part No. 3122

Sheave Ø (mm) 57 mm

Sheave Ø (in) 2 1/4 in

Maximum line Ø (mm) 10 mm

Maximum line Ø (in) 3/8 in

Maximum working load (kg) 1136 kg

Maximum working load (lb) 2500 lb

The low-profile Flip-Flop blocks are lightweight and can be used for various leads on your boat including halyard leads, mainsheet leads and spinnaker sheet leads.
Sheave Ø (mm)57 mm
Sheave Ø (in)2 1/4 in
Length (mm)111 mm
Length (in)4 3/8 in
Width (mm)57 mm
Width (in)2 1/4 in
Height (mm)73 mm
Height (in)2 7/8 in
Weight (g)255 g
Weight (oz)9 oz
Maximum line Ø (mm)10 mm
Maximum line Ø (in) 3/8 in
Fasteners (mm)6 SH mm
Fasteners (in)1/4 SH in
Maximum working load (kg)1136 kg
Maximum working load (lb)2500 lb
Breaking load (lb)5000 lb
Breaking load (kg)2273 kg
A (mm)93.6 mm
A (in)3 11/16 in
B (mm)39.7 mm
B (in)1 9/16 in