Giant Headset No.57/52 shoe covers and lights help you see

and lights help you see and be seen while you ride

Lens: Smoke tint with Red Mirror – Shatterproof

The TM-Grip rubber compound bites harder and the Inner Strength construction offers lightweight sidewall protection

remove and swap between bikes

Giant Headset No.57/52 shoe covers and lights help you seeGiant Headset, Semi interated. Upper Bearing: Outter 41mm, Inner 30mm, Thickness 6. 5mm Lower Bearing: Outter 52mm, Inner 40mm, Thickness 8mm Upper Cup: Outter 44mm, Inner 31mm, Thickness 8mm Lower Cup: Outter 56mm, Inner 46mm, Thickness 11. 5mm NO57 52 28. 6 44. 05 56. 05 39. 78 H=13. 5 B. BLK ,W 8MM CONE SPACER ,W O LOGO.