Feature: This tool drives camshaft bearings smoothly. Remove or insert camshaft bearings in nearly all engines from compact cars to heavy trucks. Range of 1.125" to 2.690" (28.58 - 68.3mm). Very easy on the bearings The expander has a neoprene sleeve over which the split driving plugs are mounted and expanded to size. Fitment: Fit For Bearing Range:1.125"-2.690" Package Include: 1 x Driver Bar 1 x Extension 1 x Expander Assembly 1 x Guide Cone 1 x 1-1/4" Washer 5 x Collet Sets. Each includes 2 sets of rubber sleeves 1 x Storage case .