Spine lengths:

With CNC capabilities

Staff locks extended automatically upon extension

Includes USB rechargeable battery pack (not shown) with fading

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V1.0 Mechanical Wings Power Option:Electric Version Spine lengths:Gas Powered Mechanical Wings Version 1. Opens to 4. 5 feet wide at the flick of a switch! Powered by small CO2 gas cartridges. This particular wing design is one of the most durable because of it's simplicity and thick alloy aluminum construction. Attaches to your back like a backpack with 2 inch wide leather straps and snap on detachable buckles. NOTE: Due to the new miniature CO2 regulator system these wings no longer come with the air tanks shown