Internal headset bearing featuring XD-15 races and balls to provide a lifetime corrosion resistance

low viscosity which makes seeking out a puncture much easier for the fluid which then seals and cures quickly

During the Race season

It is made of high resistance thermoplastic and coated with Nylon 600D

Shimano Sh Gr501 Flat Pedal Shoes - EU 43 - Grey - Black Do Not Ship Internationally Internal headset bearing featuring XD-15The Shimano SH GR501 is a performance flat pedal shoe with low key, understated styling that won't look out of place when you're off the bike. The durable synthetic upper is perforated for breathability, and reinforced toe and inner ankle zones protect you from ouchies caused by your cranks or sniper rocks. Shimano's proprietary rubber outsole provides excellent grip on your pedal pins as well as on the trail when you need to get off and push. The