Metal Belt Clips - Model 1 - Holster Belt Clips (w/SPTHA Mounting Hardware) Model 1 (Tactical and Police Finish): These are the Model 1 universal sheath/holster clips. They are excellent for mounting on KYDEX and leather carry systems and are very durable. These models are Black coated (Tactical style) or Nickel Plated (Police Finish) and is common on military sheaths/holsters. Each Model 1 holster belt clip comes with (1) AV-SP-125-BK slotted post, (1) Truss Head Phillips Drive Screw (AV-832THP-BK-250), and (1) W-EPDM-500180125 washer. This mounting hardware setup is perfect for most applications. Model 1 (Heavy Duty): These are the "heavy duty" version of the Model 1 Universal Sheath/Holster clip. They are excellent for creating belt mountings on KYDEX®, HOLSTEX®, Boltaron® and leather carry systems. This model is black coated (tactical style) and is common on military sheaths and holsters. Unique to the heavy duty version, this model has a super-strong spring retention and will securely hold items to your belt or molle loop during the most aggressive physical action. Designed and manufactured for professionals, the Model 1 HD is the strongest M1 clip variant on the market. Each Model 1 Heavy Duty holster belt clip comes with (1) AV-SP-125-BK slotted post, (1) Truss Head Phillips Drive Screw (AV-832THP-BK-250), and (1) W-EPDM-500180125 washer. This mounting hardware setup is perfect for most applications. Model 1 Specifications: Universal Sheath/Holster Clip Black or Nickel Plated Finish (3-1/4 x 3/4 x .025) Mounting Hardware Included: Yes Package Size: 2 Pack,4 Pack, and 10 Pack Model 1 (Heavy Duty) Specifications: Universal Sheath/Holster Clip Model 1 (Heavy Duty) Black (Tactical) Finish (3.5 x 0.80 x .035) Mounting Hardware Included: Yes Package Size: 2 Pack = 2 QTY. ,4 Pack = 4 QTY. , and 10 Pack = 10 QTY. For more holster making kits, holster making supplies, and sheath making supplies, see ( https://www.ebay.com/usr/ckkindustries)