5/16" (8mm) Hole Size Head Size: 11/16" x 1 5/16" Stem Length: 11/16" Tan Nylon Rocker Panel Moulding Clips Compare with: Auveco #20810, G.M. # 10431523, Crest / Midwest # CRX19684, Disco # 10488PK, 10488B, Kent / Lawson # KT13781, S&R # 421394