Guerrilla P51 SlingshotIt also has a solid steel frame and hand through arm brace, which supports and steadies the arm and improves aim and accuracy. Features: Cargo Pocket Slingshot Moulded pistol grip handle Solid steel frame Strong sure grip Durable surgical grade tubing Durable leather release pouch Shoots steel, leads or glass shot Adjustable Armrest Extends from 250mm to 600mm We do not recommend the use of stones as they can cut the rubber