50pcs Metal Car Speed Fastener U Type Nuts Self Tapping Screw Spire Clip Spring Plate Retainer Fixing Fastener Clips Replacement - Auto Fastener & Clip - AliExpress
Everbilt 1/4 in. x 20 in. Plain Steel U-Type Speed Nut 800078 - The Home Depot
50X U-Type Car Speed Fastener U-Nuts Self Tapping Screw Spire Clip Spring Plate | eBay