1/4 Turn Quick Release Dzus -Tab, Button, Spring, Rivet Kit DZUS-Tab/Button/Spring Kits (50 pack) These DZUS kits are used by the many big name UTV shops to attach their aluminum doors/roofs/beds and many other applications. We have specifically put together this kit with the best features for your UTV Build. -Rolled edge tabs allow for a precise placement. -Oval head Allen buttons do not require dimpling the panels. -Allen head prevents stripping of the standard slotted buttons on market. (stripped heads suck) Product Features: Tabs-Ultra light Contoured Flat center 1-3/8" Steel Tabs ready to weld. Springs- Zinc plated steel springs with 1-3/8" centers with a .375" Grip. Spring color may vary due to availability.- 7/16" Steel Allen Head Oval Top 1/4 turn fastener Buttons with .500" grip. Tab kit comes in a set of 50-tabs/50 springs/50 buttons.