3/8 or 10mm Ring With J-hook Set, Converts Bra Into a Racer Back

1/2 J Hooks for Bra

Racerback Converter

Adjuster Spacer Clip

Women's Intraknit Racerback Bra

One set is 1 hook and 1 ring so that you can make your own racer back straps. Offered in White and Black nylon covered metal.

J-Hook and Ring

Beginners Guide to Making Your Own Bras — LilypaDesigns

Nuthouse Hardware/ 1/8 x 1/2 Steel Rivet 15/pk

Bra Strap Extension - Canada

Bra Strap Extension - Canada

Convertable Bra

Convert Slide

Racer Back Ring Hooks, Bra Fittings, Bra Making

Tutorial: How to Move the Straps on the Harriet • Cloth Habit

Touring, Sport, & Mesh Jackets - Whitehorse Gear