Box One Cro-Mo Chainring Bolts

Box One™ Chainring Bolt 15 piece kit include five 8.5-mm front bolts, five 6-mm front bolts, and five 5-mm rear nuts so they will fit just about any chainring/crank combination, including chainrings and cranks with threaded holes.

Includes Slotted Female Bolts Ease of Installation

Specification: 

Material: CNC-Turned Chromoly Steel
Finish: ED Black w/Laser-Etched Graphics
Thread Pitch: M8x0.75p
Allen Key: 5mm
5mm/12mm Male Bolt [5]
5mm/12mm Male Bolt [5]
4mm/12mm Slotted Female Bolt [5]
Compatibility: Any chainring / crank combination including those with threaded holes.
Weight: 7g