1" Stainless Surgical Steel Contact Point Set of 2 Replacement Contact Point for Dogtra models Available in 1", 3/4", 5/8", or 1/2" length. Sold as sets of 2. Fits all Dogtra models using female contact points, except YS200 and 150NCP. "Enhance Your Dog's Comfort and Training Effectiveness with Dogtra's Precision-Crafted 1" Stainless Surgical Steel Contact Points – A Set of 2 for Optimal Performance!"