RDM vs SDM - Reduced Diameter vs Standard Diameter Masts

Measurements

Type Description ID (metric) ID (imperial) OD (imperial)
RDM Reduced Diameter 33 mm ~1 19/64" ~1 5/8"
SDM Standard Diameter 48.5 mm ~1 29/32" ~2"

Mast Lengths

Length Imperial Reduced Diameter Standard Diameter Notes
270 cm 8'10" Common Kids Mast
300 cm 9'10" Common Kids Mast
315 cm 10'4" Common Kids Mast
340 cm 11'1" Common Wave Sails
370 cm 12'1" Common Wave Sails
400 cm 13'1" Common Common Wave Sails
430 cm 14'1" Common Common Free Ride Sails
460 cm 15'1" Common Common Free Ride Sails
490 cm 16'0" Common Race Sails
520 cm 17'0" Common Large Race Sails
550 cm 18'0" Common Formula Race Sails