Columbia Matrix Box Handle Size:Short 29" to 39" Can this be used as

Can this be used as an air return

all the time

Springs not required

Fits waist sizes 29"-46"

Rolls smoothly and accurately

Columbia Matrix Box Handle Size:Short 29" to 39" Can this be used asThe Columbia Matrix Flat Box Handle is lightweight and all mechanical. With a 90 degree grip, the Matrix gives you increased control over your box. These handles are durable and extremely long lasting, all while maintaining the comfort and ease of use that you're used to with the Columbia brand of tools. The Columbia Matrix mechanical flat box handle is made of all billet aluminum, ensuring a long life. Features Now available in 3 sizes! Fully