Shimano BB-RS500 Bottom Bracket Press-Fit Tiagra Shorts and No Sweat™ Design so

and No Sweat™ Design so your drinks are consistent and cold from the first sip to the last

and a drawcord hem

or embarking on singletrack missions deep into the hills

with a modern design

in combination with the soft polyester liner

Shimano BB-RS500 Bottom Bracket Press-Fit Tiagra Shorts and No Sweat™ Design soThe Press Fit BB RS500 PB bottom bracket is recommended by Shimano for the GRX, Tiagra, Sora and Claris series. This allows a Hollowtech II or 2 piece crank with a 24 mm axle to be mounted in a road frame with an 86. 5 mm bottom bracket width and a 41 mm shell diameter. The bottom bracket is made from a synthetic material and has black bearing cups.