3/8" x 1-3/8" 7' Clam Stop (WP856PRF) – Primed Finger Jointed Moulding is a decorative door stop designed to secure interior doors while adding refined architectural detail to the jamb. Featuring the classic clam profile with smooth curves and subtle shadow lines, this stop moulding enhances traditional and transitional trim packages while providing reliable door closure support. The 1-3/8" width offers balanced coverage for standard residential door jambs, and the 3/8" thickness ensures a clean, low-profile installation. Supplied in convenient 7' lengths and manufactured from primed finger jointed material for improved straightness and stability, the WP856PRF arrives paint-ready to streamline finishing on the jobsite.