Genuine DT Swiss RWS Skewer and parts The RWS builds clamping force by tightening a bolted connection with an aluminum handle/lever The Plug In versions offer the advantage of tool-free thru axle mounting The RWS Plug In E-Thru skewer does not include a nut, they thread directly into the frame - check specification before ordering Boost Thru Axle Rear MTB 12TA 148mm Aluminum Blk 13mm 12x1.5 Flat 177mm 70gUPC/EAN/GTIN: 7613052278872