This Stainless plated set of allen head hardware will replace the chewed up screws on your Triumph motorcycle. Included is all the hardware needed to replace the screws on the timing cover, gearbox cover and primary cover. Not only do they look nice and new but they are much easier to remove than the old cheesehead screws. This set of hardware fits Triumph 650 c.c. Motorcycles 1963 - 1968