DT Swiss RWS MTB Front Thru Axle - 9 x 100mm Overall Length 115mm M9 x 1.0mmThread Pitch Flat Washer. One of the strongest wheel mounting systems around the RWS Thru bolt has been proven reliable time and time again. This alloy axle RWS is the perfect way to strengthen up and solidify an open drop out front fork and wheel combination. Works on most standard dropouts