Hillman 3/16 in. Strap Toggle with #10 x 2-1/2 in. Machine Screw (12-Pack) 376362 - The Home Depot
Crimson HT4 Toggle Bolts, For use to Attaching to Metal Studs, Used as Accessory to Attach WA Shelves Directly to Drywall, Comes with 1/4 x 2 1/2" Machine Bolt, Pack of 4:
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
SNAPTOGGLE | Heavy Duty Toggle Bolts | Heavy Duty Wall Anchors
Amazon.com: CondoMounts EDA1426 Universal Wall Mounting Anchors | Steel Stud | NO Stud | Metal Stud Anchors | TV Mount Metal Studs | Cabinets | Holds 90lbs | Includes 25 Elephant Anchor Set : Electronics