Herm Sprenger - NeckTech Sport w/ Assembly Chain & ClicLock - Stainless Steel

NeckTech Sport with a martingale assembly chain for limited traction plus the push-button ClicLock — flat-collar looks, prong-collar communication.
Assembly chain limits pull and distributes pressure evenly
Push-button ClicLock: on and off in seconds
Lengths: 20" and 25"; fine-tune with single elements (sold separately)
Made in Germany by Herm. Sprenger