HHA Sports Optimizer Tetra Fixed Wheel 1-5/8" .019 Right Handed Sight The Optimizer Tetra represents the 4th generation of their world-renowned Optimizer Series single pin sights. With a redesigned two stage, micro-adjust windage unit, water-resistant sight tapes and a silky smooth 2.1” of travel, the Tetra is the most advanced sight we’ve ever produced. The quiver friendly, wheel forward design fused to a sleek, rugged sight frame makes the Tetra ideal for bowhunters and 3D shooters worldwide. Full 2nd and 3rd axis adjustment and compatible with a comprehensive line of accessories, the Tetra has quickly established itself as one of the most versatile sights on the market. The completely redesigned micro-adjust windage system makes for faster set up than ever. Simply loosen the user-friendly wing knob and incrementally slide the sight housing left or right to your approximate desired location. An additional ˝” of travel with our microdrive allows you to fine-tune your setup one click at a time. Available with either a fixed position frame in 1-5/8? sight housings. Features: - Mechanical rheostat for fiber optic brightness control - Machined aluminum pin carrier offers unmatched fiber protection - Leveling bubble - Easy grip dial for fast range adjustment from 20-100 yards - Water resistant yardage tapes - Brass needle yardage pointer - Range. Dial. Shoot. - 100% Lifetime Warranty - Fully Protected Fiber - No Tools Required