7iDP Project 21 Trail Helmet - Black/Holographic CheckoutTitle=Shimano SF-1200 Freewheel - 20t Straight-pull hub/spokes built with 2-cross

Straight-pull hub/spokes built with 2-cross pattern

description Torx-T25 titanium rotor bolts package 6/count

Lower leg bypass channels for buttery

0 Thread Length (mm) 9 Axle Diameter (mm) 12 Over Locknut (mm) 148 Overall Length (mm) 171

} 4-notch tool is used to remove singlespeed freewheels from almost any hub

7iDP Project 21 Trail Helmet - Black/Holographic CheckoutTitle=Shimano SF-1200 Freewheel - 20t Straight-pull hub/spokes built with 2-crossLimited edition Series 1 Holographic design 19 vents provide cool air intake and heat exhaust Conehead technology dual density foam acts as an impact absorbing zone around the head Full rear head coverage Custom 7iDP liner for superior fit and comfort BOA one hand dial fit adjustment Rapid adjust chin strap Tested beyond CE, CPSC, AS standards Model Holographic Series 1 Color Black Size M L, XL 2XL, XS S Size (cm) 52 55, 56 59, 60 63 Shell Open Face