Rival Superspline Tuner Steel Wheel Nuts - Renault Megane MK4 RS 280/300 Fitment Confirmation:I accept that these are wheel nuts and not wheel bolts. The Procomp brake pad material

The Procomp brake pad material is 0

0 (1988-1992) are precision-built in-house

improved idle

1D (1986-1989) are precision-built in-house

Rival Superspline Tuner Steel Wheel Nuts - Renault Megane MK4 RS 280/300 Fitment Confirmation:I accept that these are wheel nuts and not wheel bolts. The Procomp brake pad materialRival Performance Superspline Tuner Steel Wheel Nuts are ideal for wheels with small pocket holes, and feature the added benefit of being external drive rather than the common internal drive. Sold in sets of 20. Being steel, these are allowed in most Motorsport races whereas aluminium wheel nuts are not. Perfect for use with any wheel bolt to wheel stud conversion kit. Available in a Black or Chrome. Close & Open Ended Wheel Nuts: Close ended wheel