The Radial winch drum’s gripping surface is shaped for each winch size and drum material and features diagonal ribs (rather than textured abrasive materials) to maximize gripping power and greatly reduce line wear. The self-tailing mechanism on the winch means that one crew member can quickly and easily trim or raise sails.
MaterialAluminum
ConfigurationSelf-tailing
Speed2
Drum Ø (mm)110 mm
Drum Ø (in)4 5/16 in
Base Ø (mm)194 mm
Base Ø (in)7 5/8 in
Height (mm)212 mm
Height (in)8 5/16 in
Weight (kg)6 kg
Weight (lb)13.2 lb
Line entry height (mm)97 mm
Line entry height (in)3 7/8 in
Minimum line Ø (mm)8 mm
Minimum line Ø (in) 5/16 in
Maximum line Ø (mm)14 mm
Maximum line Ø (in)9/16 in
Fastener circle (mm)150 mm
Fastener circle (in)5 7/8 in
Fasteners (mm)8 HH, 8 SH mm
Fasteners (in)5/16 HH, 5/16 SH in
Number of fasteners5
Gear ratio - 12.4
Gear ratio - 210.9
Power ratio - 110.9
Power ratio - 250.4
Available powerManual