This is a Even Pack of Robinson Racing Pinions Ranging from 16 teeth to 26 teeth All being 48 pitch. FEATURES: High strength construction Precision machining 5-40 size set screws Allows modeler to experiment with gear ratios YOU WILL RECEIVE: One Each: 16 tooth 22 tooth 18 tooth 24 tooth 20 tooth 26 tooth REQUIREMENTS: 1/16 allen wrench for the set screws. COMMENTS: If the customer is wanting to complete the set with the odd size pinions purchase RRPC1055. JLH 10/8/98 ir/jl &