Wolf Tooth Axle Trainer Caps Silver MFPN=SH11036-GR 37 BB/Frame Interface English BB

37 BB/Frame Interface English BB Shell Width (mm) 68 BB Shell Width (mm) 73 Spindle Interface Type Shimano Hollowtech II Defined Color Silver

}Shimano Ultegra 6800 53t 110mm 11-Speed Chainring for 39/53t

for maximum comfort

}RaceFace Narrow Wide Chainring: Direct Mount CINCH 34t Green

Wolf Tooth Axle Trainer Caps Silver MFPN=SH11036-GR 37 BB/Frame Interface English BBWolf Tooth Axle Trainer Caps Silver. Trainer Caps allow thru axle bikes to be used with most wind magnetic or fluid cycling trainers. Cold weather and short days are never far from a Minnesotans mind so Wolf Tooth engineers created Trainer Caps to reduce barriers to winter workouts. Non drive side axle caps are joined by drive side plugs that can be installed or removed without tools to make the prospect of hopping on the trainer a little more