Rant Spanish BB

size: fits with 19mm spindle
type: Spanisch Bottom Bracket (for frames with SBB)
outerdiameter: 1,45 inch | 37mm bearings

additional information:
2 precision R12 sealed bearings
2 CNC machined 6061-T6 aluminum cone spacers
1 aluminum internal spacer
4 steel crank arm spacers for dialing in your chain alignment