Lucky Line 43751 Key Bak 48″ Kevlar® Clip On Finish Textured Chrome. High-quality key reel with 48″ retractable Kevlar® pull. The Original Key Bak®, since 1949. Extremely durable. Ideal for security personnel, custodial staff and those who use keys frequently. Clip on belt only, has a 2? long clip. Made in the USA.