Did you know that you can also purchase various sizes and styles of Brownell Tops with Screw Threads These can be used as replacements for worn tops or they can be used to change the configuration of your existing stands. They can also be used to fabricate your own trailers or cradles. BTOP 16" Blue Top features our traditional painted blue finish for extra protection from the elements and long-lasting great looks. Made from a solid American Steel, the ACME threaded rod is adjustable under the load. It is unthreaded at the bottom for safety and features a durable steel handle. These Tops are also ideal for use with trailers and other industry applications.