PBC Linear PAC2247 024.000 Hardened Crown Roller Rail, Size 1.625, 24 in Length, 1.625 in Width, Steel 4LT92 4 in W Finish Smooth 4 in W Finish Smooth Overall L x W x H 5 in L x 4 in W x 3 in H Overall Length 5 7 16 in Overall Width 4 3 16 in Overall Height 3 in Inside Width 3 7 16 in Inside Length 4 7 16 in Inside Height 2 13 16 in Height 3 in Width 4 in Length 5 in 125 lb Tolerance Class L End Type Plain Ends Roughness 8 12 uin RMS Shaft Type Solid Shaft Series NIL Operating Temperature Maximum 400 Degrees F Core Type Solid Surface Hardness Minimum 60 HRC Operating Temperature Minimum 0 Degrees F Country of Origin United States Rail Material Steel For Use With Hardened Crown Roller Bearings