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Air Retention System: Tubeless Ready
and Laurie Greenland
The centre section is aero-bar compatible
Leave the everyday behind
The extra-wide bar clamp takes stiffness to the next level
Ritchey Stem COMP Adjustable 4-Axis Chain Lube Air Retention System: Tubeless ReadyProduct Details The Ritchey Adjustable 4 Axis Stem features a precision 3D Net shaped forged shaft interconnected with a precision broached clamp to create the strongest, lightest, most secure adjustable stem available. Dial in the perfect height for your bars! Product Technical Details Material: 6061 alloy Bolts: stainless steel Lengths: 90, 105mm Angle: + 55 degree range of height adjustability Bar clamp diameter: 31. 8mm Bar clamp width: 42. 5mm