Hoyt Model 3135/36-2 series offers such advantages as viscosity damping to control overshoot and aosillation, with a small barrell it is excellent for tight space applications. Pivot and jewel movement, AC iron vane replusion movement and special ranges and resistance to match your equipment. High impact plastic case with color fast metal dials and optional custom dials with your name, scale logo, etc. All back by the Hoyt 1 year limited warranty.