Stan's Arch MK4 Rim - 29 Disc Black 28H PSI- 28mm OD 6069 aluminum rims

28mm OD 6069 aluminum rims with Vault hubs

Slip fit hose available separately

Any frame that uses ZS (Zero Stack) headsets with 44mm upper and 56mm lower head tube inner diameter

Flexor developed for skating style with flex grade 11

Stan's Arch MK4 Rim - 29 Disc Black 28H PSI- 28mm OD 6069 aluminum rimsStans NoTubes Arch MK4 Rim 29 Disc Black 28H. The 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