RHP Self Aligning Ball Bearing NLJ-1/2/TN Pack of 4 Specifications: Brand RHP MPN NLJ-1/2 Material Steel ID - Inner Diameter 1/2 Inch OD - Outer Diameter 1.5/16 Inch Width 3/8 Inch Seals/Shields None Weight (kg) 0.04241 GBP 59.99 1