Scott(R) Essential(TM), Surpass 2-Ply White,PK80, 2 Ply, Sheet Size 4 1/8 in x 4 in, 550, Roll Length 183 ft, Roll Dia. 4 3/4 in, Universal, 4 1/8 in Sheet Width, 4 in Sheet Length, 1 1/2 in Core Dia., White, Compatible Grainger Part Number 506K73, Compatible Mfg. Model Number 09021, Standard Core, Package Quantity 80