Aperto Rápido QR Frente Silver

Cartridge bearing 6001 in the size 12 x 28 x 8 mm of the union brand model CB-075 ABEC-3 compatible with hubs and frames.

Axle nut for bicycle coaster hub in 3/8 x 24tpi with gray steel.

Cartridge bearing 6808 in the measure 40 x 52 x 7 mm of the brand Union model CB-252 ABEC-3 compatible with wheel hubs, frame and bottom bracket.

Cartridge bearing 6902 in the size 15 x 28 x 7 mm of the union brand model CB-085 ABEC-3 compatible with hubs and frames.