Sturmey Archer RS-RK3 3-Sp Disc Hub 36h - Black Size-(1) 2.5mm sealed bearings and wide spaced

sealed bearings and wide spaced flanges for increased stiffness and durability

stroke type and swolf (gauges swimming efficiency)

Equipped with depth markings for measuring snowpack and/or victim depth to determine the dimensions of the excavation area before shoveling

The Mako offers 200 lumens not only allowing the cyclist to be seen but allowing the cyclist to see as well

Sturmey Archer RS-RK3 3-Sp Disc Hub 36h - Black Size-(1) 2.5mm sealed bearings and wide spacedInternal gear 3 speed hub: for use with any IS 6 bolt disc brake Rotary gear selection with no protruding indicator chain or switch box 6061 aluminum hub shell with 13 32" slotted solid axle (215mm overall axle length) Gear ratio range of 177% (33% each step) Includes 3 spline 18 tooth cog and a SLS30 T twist shifter Model RS RK3 Front Rear Rear (3sp) Axle Spacing (mm) 13 32"x135 Nutted Hole 36 Spoke J Bend Brake 6 Bolt Color Black Weight 1000g