Wheeler Delta Series AR-15 Free-Floating Handguard Tool The Wheeler Delta Series AR-15 Free-Floating Handguard Tool was designed with an ergonomic handle and a durable nylon reinforced rubber strap that fits around handguards of any shape. The strap is easily adjustable to tighten loosen or hold handguards in place without marring or scratching the surface. The handle also features rubberized grips for easy handling no matter what the situation. Ergonomic handle. Rubberized no-slip grips. Durable Nylon reinforced 24 x 3/4 rubber strap. Wont mar or scratch surfaces. Easily adjustable.