Check the listing for details. EVOLUTION TOO CARTER RELEASE 3 FINGER BLUE. Color: Blue, Condition: New. Listed at 235.00 USD. Add me to your Favorites listINDOOR/ OUTDOOR SPORTSSELLERS OTHER ITEMS RESISTANCE ACTIVATED General Directions for Use The Evolution Too 3 fingeris a resistance activated release that fires after an amountof poundage exceeding the bow’s holding weight is reached.Adjustments Insert the supplied 3/32 hex key into theadjustment hole located in the bottom of the cocking leverTurn the screw clockwise or “in” for more weightcounter clockwise or “out” for less weightFor maximum poundage, turn the screw in until it bottoms outthen back out the screw 1 full turn for the release to functionThe standard spring assembled in the release will provide a firingweight of approximately 25 poundsFrom there, small adjustments are able by turning the adjustment screwin ¼ to ½ turn increments for approximately a pound difference per half turnThe minimum firing weight is approximately 7 pounds.A heavier spring is supplied for a maximum holding weightof approximately 40 pounds.