Mast chock set
This Mast deck chocks set starter pack is suitable for use with all keel stepped dinghies such as 420, 505, Fireball.
It includes the following sizes of chock:
5 x 1mm,1 x 5mm, 2 x 10mm, 1 x 20mm
Chocks will fit a 70mm+ width mast hole
 
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