Check the listing for details. C02 Bottle Mount Clamp Kit 10 oz (2" diameter). Color: Black, Condition: New without tags. Listed at 90.00 USD. BRG Motorsports 3D Printed C02 Bottle Clamps and C02 Regulator Knob kit! For 1 - 5/8" Roll Bar (for other sizes please reach out to seller)Totally wrench free!!!We have all been there. Called to the lanes and then you notice your bottle is empty. Now comes the scramble to get the tools to change the bottle. You can easily forget what size the regulator nut was and not grab a couple of wrenches at a time and end up making mad dashes to the trailer to get the correct wrench. Not anymore! You can switch a bottle without using a wrench! Available for the following roll cage tube diameters:1.25 1.3751.5 1.625 1.75 Made from PETG material. All stainless steel hardware included. American designed and American made in Indiana! C02 bottle is NOT included with the kit! Free USPS shipping (USA only). We will ship abroad at buyer’s expense. Our website: https://brgmotorsports3dprintedracingparts.com