The Perfect Scope For Your Target Setup. HHA PRO Series scopes with with a 10-32 rod and are great for target shooting. Available in our 1 5/8" housing with or without our exclusive mechanical rheostat these scopes are at home whether you're indoors or out on the range. Key features: Available with .010, .019 and .029 pin sizes. 3 feet of fiber optic Accepts Lens Kit B Accepts HHA Blue Burst light Sight Housing: 1 5/8" Fiber Length: 3 ft Mechanical Rheostat: No Lens Kit (Optional): Lens Kit B Burst Light (Optional): Yes Weight: 2.2 oz