HomeSpline RollersSpline Rollers, Nylon MR12300 Angled Spline Roller BrochureWhere To Buy Nylon concave wheel Angled fork with small roller wheel makes it ideal for reaching into tight spaces. 1-3/8″ diameter x 1/8″ wide wheel Spline size = .150 to .180 Enclosed ball bearings provide smooth rolling action Package Qty 6 Weight (lbs) 0.300 Weight (kg) 0.136 Product UPC 095412123003