Click to Enlarge Our Price: $499.95 WASP Injector Knife Model A/12-N Land / Water Use Approx. 13.5 oz. (loaded) Surgical Stainless Steel Holds up to a 24g Gas Cartridge with the use of the Max Adapter Length: 11 1/4" (5 1/4" Blade) Reloads quickly on land or underwater. Protected by U.S. Patent No. 7,331,108 New Video! Wasp Injection Systems CO2 Knife - Highly Innovative WASP Knife vs. Watermelon <embed src="http://www.waspinjection.com/media/demo1.swf" type="application/x-shockwave-flash"></embed> Click Icons Below for More Information As divers, we all know what the effects of compressed gas are underwater. Our training teaches us that our lungs would burst from over-inflation if we held our breath and rose to the surface. This principle is ...