10mm Single "Race Series" Turning Block with Becket.
Post mounted 180 degree swivel, and nut.
Extra lightweight Race Series blocks feature metal sheave, and ball bearing race.
Block is 10mm width x 22mm length x 5mm width at Becket.
Swivel post is 16mm length, 2mm diameter.
Manufactured & Supplied to LBRC by Cap Maquettes.