Dangerboy aluminum wheels are here with newly redesigned driver providing incredible acceleration wherever needed. Higher flange on drive side is reducing spoke length and adding required responsiveness to each of your pedal strokes. Dangerboy Race Series rims are made from 6000 T-10 Aluminium, offering the best strength to weight ratio in the industry. These rims are built to last! Anodized finish with Six colors to choose from: Silver, Stealth Black, 24K Gold, Infra-Red, Impact Blue or Purple Haze. Choose your speed element colors to customize your rims and make them unique. White, Orange, Yellow or Blue high quality decals. DB Custom built wheel kits utilize Mini and Expert DB hubs, with Titanium and HD spokes. Dangerboy HUBS Body 6061-T6 Anodized Aluminum Driver 7075 Aluminum (hard anodized) shimano compatible 6 pawls w/ 80T ratchet Sealed roller bearings / front hub 2x / /rear hub 4x / Alu axle 10 mm diameter ( mini ) w/ M5 bolts Alu axle 15 mm diameter ( pro ) w/ 10 mm bolts Steel bolts Specifications: Front: 100mm Flange to Flange 72 mm Flange Dia (center hole to center hole) 47 mm Hole dia 2.5 mm Weight 115g mini w 133g w bolts Weight 190g pro w 10 mm bolts Rear: 110 mm Flange to Flange 55 mm Flange non drive side 45 mm Flange drive side 58 mm Non drive side to flange 26 mm Drive side to flange 26 mm Pro: 40 mm bolts M10 x 1.0 Weight 297g w/o bolts Mini: 30 mm bolts M5 Weight 287g w/o bolts Centerlock disc brake w alu lock ring Driver alu 7075 w 10 mm cog space and alu lock ring 6 pawls 60T ratchet 3 sealed bearings