Comes with Guns Modify SAI Trigger set Guarder steel trigger bar GunsModify Silver pins Guarder Bbu housing with 120% spring Poseidon Ice gas piston Guarder 120% hammer spring This kit should fit in any TM or WE the only that’s missing is the rear sight and one of the rmr screw is broken so the rmr cover is glued so it doesn’t budge Lmk with offers I think it’s a steal but buyers pay shipping