TTop Head Diameter: 19.5mm Stem Length: 28.3mm White Nylon Door Panel Pins Use with # FR10476 Compare with: G.M. # 11561499, Auveco # 21383, Disco # 10473PK, 10473B, Crest / Midwest # CRX29122, Kent / Lawson # P85443, Winzer # 502.8672