DT Swiss 142/148 x12mm Thru Axle End Caps for 11-Speed Road: Fits Straight 7630033835183 | eBay
DT Swiss DT Swiss Ratchet Freehub Body - Shimano Micro Spline, Light, Aluminum, Sealed Bearing, Kit w/ End Cap, 12 x 142/148 mm - SV Cycle Sport | SC Cycle Sport | CA Bike Shops