Profile Universal sprocket insert



this adapter is required when using the Profile Sabre sprocket or Profile Signet guard sprocket *
* does not fit any other Profile / Madera sprockets
available in the following options:
19mm bolt-on
19mm spline-drive
22mm bolt-on
22mm spline-drive
24mm bolt-drive
NOTE: Odyssey Thunderbolt cranks have a 22mm spindle that increases to 24mm where the sprocket / insert will sit, so order 24mm bolt drive if you're using this insert with Thunderbolts