This is a premium quality re-arming CO2 kit/cylinder/cartridge for auto/manual version of inflatable jackets, life vests, waist belt packs, or personal flotation device (PFD). It fits lifejackets that take 1/2-inch thread CO2 cartridges. Automatically inflates upon immersion in water or when the wearer pulls the inflation handle. For replacement CO2 cartridge, use our premium rearming kit. Features and Benefits: * This CO2 rearming kit inflates your auto/manual version of inflatable lifejackets. * Premium quality, heavy-duty, easy to install and remove. * Fits various size inflatable lifejackets with 1/2-inch thread cylinder. * Fast shipping from our USA warehouse. Great customer service. CO2 size and flotation/buoyancy reference: 17g = 80N (for child lifejacket) 24g = 110N (for waist belt) 33g = 150N (for adult lifejacket) 60g = 275N (for oversized adult lifejacket) Note: please select the CO2 cylinder size that matches your lifejacket buoyancy rating. (Important: To ensure 100% compatibility, please make sure your lifejacket takes 1/2-inch thread CO2 cartridges. And it’s always recommended to buy the CO2 rearming kit from the same seller that you bought your lifejacket/life vest from.) What's in the box: CO2 cylinder, green indicator clip, yellow water-soluble bobbin (for automatic activation), and instructions. Reminder: This cylinder is one-time use only. Since it is hard to be transported, we suggest you to buy 1 or more extra CO2 recharge set while purchg the inflatable life jacket at the same time.

Flotation/Buoyancy: 33g=150N (for adult life jacket). Fast shipping from our USA warehouse. Great customer service. Premium quality, heavy-duty, durable, very easy to install and remove. Automatically inflates your lifejacket upon immersion in water, or when the wearer manually pulls the inflation handle. This CO2 rearming kit is for auto/manual version of inflatable life jacket, vest, belt pack, PDF, etc.

Style: Vest,Jacket,Belt,Cartridge. Closure Type: Buckle. Item Weight: 0.01 Ounces. Special Feature: Inflatable. Size: 33G. Life Vest Type: Type V. Age Range (Description): Adult. Color: 33-Gram. Brand: Lifesaving Pro. Date First Available: June 16, 2016. Best Sellers Rank: #33,494 in Sports & Outdoors. Customer Reviews: 4.4 out of 5 stars 614 ratings 4.4 out of 5 stars. : B01H52FA5A. Size: ?33G. Style: ?Vest,Jacket,Belt,Cartridge. Part Number: ?YSH501-CO2A-33G. Manufacturer: ?Lifesaving Pro. Color: ?33-Gram. Brand Name: ?Lifesaving Pro. Item Weight: ?0.01 Ounces. Item Dimensions LxWxH: ?5.5 x 1 x 1 inches.