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steel dual-hex chainring bolts
An additional red LED mode is great for night vision
The Cateye SPD Speed and Heart Rate Sensor connects with your smartphone
Protection Optimal precision and impact resistance that meet or exceed ANSI Z80
SRAM BB Adapter Pf30 To Bsa 68/73Mm Magicshine steel dual-hex chainring boltsYou've been pouring it all into your training and you can't afford any wasted effort on sub standard products that won't let you perform at your best. The SRAM PF30 Ceramic Bottom Bracket is the same one that top level athletes race on. It uses ABEC 1 rated bearings and advanced, low friction seals to ensure the PF30 Ceramic Bottom Bracket gives nothing to friction. Silicon nitride ceramic ball bearings offer greater roundness and superior hardness