Industry Nine iRiX IS41/IS52 Headset : IS41/28.6 | IS52/40 Integrated Complete Black MFPN=TC2323B

Industry Nine iRiX IS41/IS52 Headset : IS41/28.6 | IS52/40 Integrated Complete Black MFPN=TC2323BDetails Crown Race Diameter 40mm Material Aluminum SHIS Lower IS52 40 Headset Type Integrated Lower Cup 52mm Headset Position Complete Steerer Tube 1 1 8 1. 5 SHIS Upper IS41 28. 6 Bearing Grade Stainless Steel Primary Color Black S. H. I. S. IS41 28. 6 IS52 40 Upper Cup 41mm

The low-profile design reduces weight minimizes snag points and provides a clean sleek look

Rear: Fits seatstays width within 55-85mm 700c wheel sizes with tire width up to 25 - 32mm

Optimal balance of stiffness strength weight and rotational performance

Fits cranksets and chainrings with 51 - 55mm chainlines

The crank arms measure 170mm

Reach adjust mechanism allows lever to be adjusted to suit any hand size type of riding and individual rider preferences

AXS handlebar controls (drop or flat bar) Sold Separately

or navigating tight switchbacks

4" compound Addix bead folding type tubeless color black weight 1210g

and durability

Shimano FC-M315-B2 Crankset - 175mm 7/8-Speed Riveted JIS Square Taper Spindle Interface 51

For carbon frames that feature aluminum inserts (with a carbon/aluminum hybrid mounting surface) use the #2197