Tiny Tactical Gun Accessory - GLM 203 Leaf Sight Suitable for Tiny Tactical Grenade Laucher IMPORTANT: THESE PARTS ARE DESIGNED TO BE GLUED TO GUNSYou will need crazy glue (cyanoacrylate), epoxy or a flexible adhesive like goop, as the parts need to be glued on. Note: The parts will not bond with regular hobby glue as they are impervious to most solvent adhesives. Gun not included