6806 LLB Sealed Cartridge Bearing - Zero Ceramic Grade 3 Vendor_Pearl Izumi (mm): 52 mm

(mm): 52 mm

completely transparent material to shield little ones from wind and insects

5in Ft / Rr / St: Front & Rear Width ID (mm): 23 Axle: Quick Release Rim Color: Black Rim Model: Sun Inferno-27 Hub Model: Shimano M475 O

Bike Weight Limit (per bike): 37

6806 LLB Sealed Cartridge Bearing - Zero Ceramic Grade 3 Vendor_Pearl Izumi (mm): 52 mmZero Ceramic bearings are the ultimate race day weapon. Oversized Grade 3 balls roll on races which are ground to a mirror finish after receiving Magnetite and then Cryogenic treatments for hardness and longevity, and slippery Silicone seals to produce minimum resistance. All measurements are in millimeters ABEC 5 precision cartridge bearing CERBEC USA Grade 3 Si3n4 Silicon Nitride balls 52100 high carbon Chromium alloy races Races receive 3 cryogenic