Designed for personal watercraft.\Features\ - 1/Each Model Number: 21028230|UOM: EA|Size: 2 lb|Technical Data:|Model Number: KD57W-5BCUL Rating: 5B:C|Class: BC|Cylinder Material: Aluminum|Recharge Expellant: Sodium Bicarbonate|Operating Pressure: 100 psi|Discharge Time: 8-10 sec|Discharge Range: 8-12 ft|Shipping Weight: 2.75 lb|USCG Approval: Yes (w/ mounting bracket)|Properties:|Easy-to-read gauge|Easy-to-pull safety pin|Rust and impact steel lever|6-year limited warranty