Check the listing for details. No-Sag Clips for Zig-Zag Spring , Upholstery, Furniture, Squeak-Proof, EK Type. Condition: New. Listed at 10.79 USD. No-Sag ZZ-2 Spring Clips. Each Clip comes with 2 Ring Shank Nails 1-1/4" Long.Pro-Grade Upholstery, Squeak-Proof Liner. EK-Type. Condition is New. Equivalent to the Leggett & Platt No-Sag EK Clip in material, strength and a superior wear resistant liner means you can't miss with this product. Produced in the USA from USA sourced half tempered steel. Equipped with squeak-proof 2 mils of polypropylene liner bonded to 6 mils of Kraft paper to ensure a lifetime of silent comfort.Edges of clips are flared to prevent spring from contacting metal edge of clip. This feature is only found in premium clips. Use Ring Shank Nails or Screws to attach this clip to the furniture rail. Simple to install with a hammer! Genuine Hartco branded Clips. Since 1968, Hartco has produced Billions of clips for the seating industry. These are the most common clips manually installed for the production of upholstery furniture in the USA and England. Providing solutions to repair your broken furniture with high quality components. FREE US SHIPPING--Since 1968, Encore-Hartco has produced billions and billions of quality fasteners for many industries and applications. Providing solutions to repair your broken furniture with high quality components. Order with confidence from Encore Hartco. A USA based manufacturer producing engineered seating solutions since 1968!