DT Swiss ProLock Squorx Pro Head Alloy Nipples NPAH20150N0100

- Spherical contact surface automatically aligns nipple with the angle of spoke\n- ProLock: pre-prepped/treated nipple threads with special compound \n- Squorx Pro Head design is excellent for building/truing at nipple head, 15mm overall length with a 12mm wheel building calculator dimension\n- PHR washer use is necessary if used with '1' series rims\n- Aluminum: forged, machined nipple with full length threading, anodized