These lockrings fasten our TSR and VBC chainrings to our crank arms. There are two different versions, one for our ENO/Square Taper Road cranks and one for our M/A/R/G 30 cranks.
- ENO/Square Taper Road cranks use either:
- Park BBT-19.2, Enduro BBT-015, or any 16 notch/44mm tool
- White Industries part# LRTOOL (3 notch tool)
- For MARG30 cranks use:
- Park BBT-22 or Shimano BBT-32
- 30 ft lbs (40 Nm)