Hope Pro 4 Fatsno Rear Hub - 12 x 197mm 6-Bolt HG 11 MTN Black 32H MFPN=4B-OV3178025-101-V114-AM Peak Nano Optics Photochromic is

Peak Nano Optics Photochromic is equipped with a high tech lens in X-PC with photochromatic abilities that darkens and lightens up automatically to the strength of the sunlight (UV light)

Chain management technology keeps the drivetrain quiet and secure

Shoe size 43 Color Black/Silver Cleat Type SPD-SL/KEO Primary Color Black Gender Men Closure Single SLW3 Dial + Velcro Strap

Pioneered on the SES Race Day road tire

Hope Pro 4 Fatsno Rear Hub - 12 x 197mm 6-Bolt HG 11 MTN Black 32H MFPN=4B-OV3178025-101-V114-AM Peak Nano Optics Photochromic isProudly built in Barnoldswick UK the Pro 4 Fatsno hub continues Hope's tradition of reliability serviceability and performance for fat bikes. Sealed stainless Steel cartridge bearings Hub shell machined from a single forged 2014 T6 aluminium billet Standard 6 bolt disc fitting Larger spoke flange to enable stiffer wheel builds Unsurpassed reliability Flange Diameter, Left 57 Rear Axle 12mm Thru x 197mm Tooth Count 44 Flange Diameter, Right 57 Cassette