Side cap FRONT QR, CL, AL-BLK, L/R, for D411SB-QR-CL, D411CB-QR-CL (Press in)
Side cap FRONT QR, CENTER LOCK alloy, black, LEFT/RIGHT, for D411SB-QR-CL, D411CB-QR-CL (PRESS IN)

QR skewer compatible 

2 x end caps, so you can use a standard qr skewer