Compatible with PETSAFE, DOGTRA, GARMIN, SPORTDOG, MINI EDUCATOR, AND MANY MORE. Works with leading electronic Dog Training Systems. 12" - 22" adjustable length makes this collar comfortable for all Small, medium and large breed dogs. Quick-release buckle allows easy removal when not in use. FITS 1" E-COLLAR RECEIVERS — INSTALLS IN UNDER 60 SECONDS: Compatible with 40+ receivers including SportDOG (SportHunter 1200/1800, UplandHunter 1850, WetlandHunter 2000, ProHunter 2400, HoundHunter 3200, TEK 1.5/2.0, Contain + Train, FieldSentinel 825/1825), Garmin (Astro T5/T5X, Alpha TT15/TT15X, Alpha TT25/T20, Astro TT10, Astro DC50, PRO 550), Dogtra (ARC/ARC Handsfree, Edge/Edge RT, 1900S, 2300 NCP, 2500 T&B, 3500 NCP/3500 T&B, Pathfinder 1/2, 7000M/7100H), and Educator (ET-800 The Boss, ET-802 The Boss 2T, UL-1200 Upland, UL-1202 Upland 2T, FE-580 Fence Educator, PG-1200 Pager, RX-120/RX-150 Receivers). Tough durable construction. Looking for a collar that can withstand your dog's rough and tough playtime? Look no further than our durable nylon strap! This low-maintenance collar is the perfect solution for dogs big and small. Experience the difference a new e collar replacement strap can make for your pup. Works with all "feed Through" style receivers. NOT compatible with "TWO HOLE" style Petsafe collars. LIFETIME WARRANTY: This collar was designed with love in Austin and we stand behind our products. Our warranty covers any defects and even covers chewing by your dog. At Gracie To The Rescue, we offer high-quality Replacement Straps for Ecollar systems. Our adjustable and waterproof strap is a durable replacement for popular brand collars, such as Garmin, Slopehill, and Pet Safe, as well as for the popular RFA-67 and Mini Educator E Collar accessories. Whether you're in need of a shock collar replacement strap, a replacement collar for your Garmin Sport Pro dog collar, or a petsafe wireless collar replacement, our products are the perfect solution. Our company, based in Nashville, TN, is a small family business with a mission to provide durable pet products while also supporting shelter dogs in need. With every purchase, you'll be helping us make a positive impact on the lives of pets across the country.