Enhance the functionality of your dog's prong collar with the versatile Herm. Sprenger Extra Links. These links are sold in sets of three, and offer the flexibility to adjust the collar for a precise and comfortable fit on your dog. The reputation of Herm. Sprenger is grounded in a fusion of sophisticated production methods, rigorous quality control, impeccable craftsmanship, and the use of the finest raw materials. This meticulous approach ensures that Herm. Sprenger German chain products stand out as superior offerings in the market.