Gletcher Air Gun SS 2202 Plastic, .177 caliber (4.5mm): This model sidearm is a European law enforcement classic, designed for everyday carry. Created with great attention to detail and to ergonomics in particular, this model even has a groove to rest the pinky finger for a more comfortable grip. The Gletcher SS 2202 Plastic is the pneumatic version of the original. This is the lightweight version of the metal SS 2202. It is a powerful air pistol with a large capacity magazine. This model includes a Weaver / Picatinny rail under the barrel for mounting accessories.