Cygolite Dice HL 150 Headlight MFPN=T47-OUT-30MM-1 The Melvin uses two pulleys

The Melvin uses two pulleys just like a rear derailleur which gives it 20 teeth of chain wrap

spindle steel size 9/16" color blue weight 294g

}DT Swiss 240 EXP Rear Hub - 12 x 148mm 6-Bolt Micro Spline Black/Red 28H Straight Pull 36pt

5" front/rear rear (HG 8-11sp) rim Aeffect-R hub Trace axle/spacing (mm) 12x157 Super Boost hole 28h spoke DB nipple brass color black weight 1920g/set

Cygolite Dice HL 150 Headlight MFPN=T47-OUT-30MM-1 The Melvin uses two pulleysPacked with more power and technology than meets the eye the Cygolite Dice HL 150 fires up the night with an incredible 150 lumens and stands out in broad daylight with its intense lightning like flashes. It even senses day and night automatically switching to the optimal flash mode. Engineered for road cyclists it uses a low profile flexible mount that's designed for most handlebars including aero bars. Features Enhanced Cycling Optics that cast an