The Columbia 180 degree Grip Flat Box Handle is a 1 and 1/4″ thick design pipe. 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 Flat Box Handle is not only the lightest on the market, but also the strongest, ensuring a long life. The 180 degree Grip allows for continuous breaking over the entire range of motion – a complete 180 degrees. This ensures that you never lose your grip when adjusting your position. Extra strong aluminum design for years of rugged use.