Enabling a steadier hold of your rifle and a potential increase in accuracy, a Palm Rest is often the accessory of choice for many Airgun shooters. As with all Air Arms products, all components of the Palm Rest Kit are made to a high quality and standard to ensure reliability through many year of use. Each Palm Rest Kit includes: Palm Shelf Allen Keys 3mm & 5mm Washers Screws Two length extenders Designed for the HFT500, the Air Arms Palm Rest is also suitable for the MPR, EV2 Pro-Target and RN10 range of Rifles.