Stan's Arch MK4 Rim - 29 Disc Black 28H MFPN=CR-SR323-32-0 28mm OD 6069 aluminum rims

28mm OD 6069 aluminum rims with Vault hubs

Ball bearing retainers for loose ball bottom brackets

5" tires the Arch MK4 can get you up the climbs easier and make the descent even better

True universal chain breaker works with up to 11 speed chains

Stan's Arch MK4 Rim - 29 Disc Black 28H MFPN=CR-SR323-32-0 28mm OD 6069 aluminum rimsThe Arch MK4 rim is light enough to take XC racing but was born from research and testing on the Enduro World Series circuit making it a great rim for anyone looking to improve both descending and climbing. Constructed of light and strong 6069 aluminum alloy with a reinforced spoke bed and 28mm internal width ideal for 2. 2 2. 5" tires the Arch MK4 can get you up the climbs easier and make the descent even better. Utilizing Stan's patented Bead Socket