Through the spherical contact surface, DT Pro Head nipples align automatically with the angle of the spoke, which leads to a homogeneous power transmission. The special shape of the head prevents the nipple of tilting in the rim base, which is a great advantage for wheel building.Can be used in place of alloy Squorx Pro Head nipples when building DT rims that require Prohead nipples and washers (PHR washer is still required). 32 nipples weigh approximately 30 grams. Item Specifications: Defined Color: Silver,