Carson® 80002008 Bolt Hardware Kit for 910 Valve Enclosure - This Bolt Hardware Kit is for use with the 910 Valve Enclosure. The kit includes a hex bolt, washer, reinforcement and spring. Made for easy installation and use, this kit will help ensure the best service life possible. Carson® valve enclosures deliver dependable durability to protect, conceal, and access residential irrigation system or water meter components.