FSA SL Hybrid ACB Bearing 1-1/8" 45°x45° MFPN=BCD0007 They should slide in with

They should slide in with one finger

Swapping chainrings is very fast with only five small bolts and no nuts

You will need our 6mm bolts which are optimized for single ring mounting

The RoadLink is optimized around Shimano road derailleurs

SIZES: 142

FSA SL Hybrid ACB Bearing 1-1/8" 45°x45° MFPN=BCD0007 They should slide in withSuper Light (SL) headset bearings are 25% to 38% lighter than conventional bearings and offer similar durability SL bearings use a steel inner race and ball bearings with an abbreviated outer steel race housed inside an alloy shell TECH SPECS model Orbit CE No. 8B description SL ACB bearing 45x45 degree MR042R size 1 1 8" package each