Skim Shadow Case toggler brand toggle bolts tear down General slot
Amazon.com: TOGGLER SNAPTOGGLE Drywall Anchor with included bolts for 1/4-20 Fastener size; Holds up to 265 pounds Each in 1/2-in Drywall by TOGGLER (4 Pack) : Industrial & Scientific
Simpson Strong-Tie FT18250R100 3/16"-24 FlipToggle Anchor with 2-1/2" Bolt (100/Box)