THE UM24 Dog Training Obedience Choke Chain Spike Collar Pit Bull German Shepherd 4 mm

Dog metal spike training collar w/rubber tip cover This is Extra Large Size Collar Chrome plated steel wire, adjustable length, Heavy duty links for strength and durability Collar wire size: 4.00 mm Collar (interior) circumference is approximately 23.5" There are ten links, nine links are removable Could be added or reduced some link to fit your dog's size Each link size: 1.25"W x 1.25"H x 1.75"L Made in China Shipping from U.S.A. To determine the proper size, measure the circumference of pet's neck and add 2" if you need to purchase extra links to extend longer, Please contact us when you order