Sprenger Stainless Steel Prong Collar with Click Lock and Martingale Chain Size:2.25mm - 16" (Fits 14" Neck) Medium - 20mm Width x

Medium - 20mm Width x 28cm - 40cm Adjustable Length (3/4" x 11"-15")

Removable arm is 4" tall

The Shaggy Puppy Tug Toy is perfect for teaching striking

1" Solid brass bolt-snap

The PE-900 Pro Educator employs proprietary "blunt" stimulation making it the most humane and effective e-collar trainer available

Sprenger Stainless Steel Prong Collar with Click Lock and Martingale Chain Size:2.25mm - 16" (Fits 14" Neck) Medium - 20mm Width xMade in Germany from stainless steel Quick release Click Lock buckle Finished with Martingale chain Available in two gauges Famous Herm Sprenger quality [split] This collar from Herm Sprenger Germany incorporates both the ease of use of a quick release Click Lock Buckle and the functionality of a Martingale chain in the same collar. Sprenger has replaced one of the end links on the assembly chain with their Click Lock buckle making for easy on and off