Sturdy MFG Co. SturdyONE Spares Kit Sturdy MFG Co. brings to you a complete pack of spares for your SturdyONE RBA. As the SturdyONE is one of the best RBA's on the market for both boro and dot platforms, you will likely be using it for years to come. This spares kit ensures you will have everything you need to keep your SturdyONE preforming like the day you got it!  Includes: 1x Clear Set of All O-rings and Seals (except the base O-ring)1x Black Set of All O-rings and Seals (including the base O-ring)2x Slotted Grub Screws1x Top Peek Deck Insulator1x Bottom Peek Deck Insulator1x Brass Pin for Boro Adapter