Specifications: Material: Aluminum -Finish:Chrome Plating,High Standard rustproof condition. -Super strong chromoly steel reduces pushrod flex -Can be installed and removed without disassembling rocker boxes or coolent lines Fitment List: for 1999-2017 Harley Davidson Twin Cam (excludes 2017 Touring Package Included: 4 x upper Tubes 4 x upper clips 4 x bottom cover tubes 4 x Pushrod tubes 4 x washers 12 x O-rings for the Tubes 4 x springs 4x Adjustable Pushrods Type: Adjustable Pushrods & Push Rod Cover Kit;Fitment:for 1999-2017 Harley Davidson Twin Cam (excludes 2017 Touring) Finish:Chrome Plating,High Standard rustproof condition.Material: Aluminum All necessary pieces for complete 4pcs pushrods and complete pu shrod cover installation The parts can be installed on Harley Harley Twin Cam engine equipped with Adjustable Pushrods,Can be installed and removed without disassembling rocker boxes or coolent lines Package Included: 4 x upper Tubes;4 x upper clips;4 x bottom cover tubes;4 x Pushrod tubes;4 x washers;12 x O-rings for the Tubes ;4 x springs;4x Adjustable Pushrods