A tensioner system for a snare assembly adapted to be attached to a percussion instrument, comprising a main body adapted to be fixedly mounted to the percussion instrument; a snare fastener assembly for fastening snares with respect to the main body; a rotatable tension adjuster lever rotatably mounted with respect to the main body and the snare fastener. Rotating the tension adjuster changes a position of the snare fastener to change tension of said snares. A positive locking mechanism positively locks the rotatable tension adjuster in at least one of a plurality of snare tensioning positions, wherein the positive lock mechanism mechanically connects the tension adjuster with respect to the main body fixedly mounted to the percussion instrument. The positive locking mechanism comprises a movable knob that is movable relative to said main body to change the positive locking mechanism from a locking condition to an unlocking condition.

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~ 00429