DT Swiss RWS MTB Thru Axle, M12 x 1.75mm Thread Pitch, 198mm Length, 515990, Alu
P/N 515990. Thru Axle – Rear, 198mm. Length: 198mm. DT Swiss RWS Thru Axle. The patented RWS wheel mounting system from DT Swiss is a stiffer, safer and more user friendly option than conventional quick releases.