Australia-wide shipping on selected e-bikes • Shop now

Many items are stocked for online orders. For in-store availability, please check with us before ordering.

Browse all

One Piece Crank B/B's

One-piece crank bottom brackets for classic cruiser and BMX bikes. Simple, durable design where the cranks and spindle are a single integrated unit.

BB OPC SET W/RESISTANT 51.6mm cup

BB OPC SET W/RESISTANT 51.6mm cup

Default - No Category

LOCK NUT - For One Piece Crank Bottom Bracket (Sold Individually)

LOCK NUT - For One Piece Crank Bottom Bracket (Sold Individually)

PARTS > Cranks

LOCK RING - For One Piece Crank Bottom Bracket (Bag of 5)

LOCK RING - For One Piece Crank Bottom Bracket (Bag of 5)

PARTS > Cranks

LOCK NUT - For One Piece Crank Bottom Bracket (Bag of 5)

LOCK NUT - For One Piece Crank Bottom Bracket (Bag of 5)

PARTS > Cranks

BOTTOM BRACKET SET - For Standard One Piece Crank, Waterproof, SILVER (Cup O.D -53.6 - I.D-46)

BOTTOM BRACKET SET - For Standard One Piece Crank, Waterproof, SILVER (Cup O.D -53.6 - I.D-46)

PARTS > Cranks

BOTTOM BRACKET SET - For Standard One Piece Crank, 51.6mm cup SILVER

BOTTOM BRACKET SET - For Standard One Piece Crank, 51.6mm cup SILVER

PARTS > Cranks

BOTTOM BRACKET SET - For Hexagon One Piece Crank, BLACK OD 51.6mm

BOTTOM BRACKET SET - For Hexagon One Piece Crank, BLACK OD 51.6mm

PARTS > Cranks

BOTTOM BRACKET SET - For Small Diameter One Piece Crank, SILVER (fits OPC 2165/2167, chainring 2026/2027), OD 43.1

BOTTOM BRACKET SET - For Small Diameter One Piece Crank, SILVER (fits OPC 2165/2167, chainring 2026/2027), OD 43.1

PARTS > Cranks