Getting a grip on rocky & icy surfaces can be a real challenge. Clawz make light work of these tricky conditions & also spread the load over a wider area making them ideal to be used on maliable terrain such as snow & s&. Clawz will give your tripod greater stability & firmer grip in the most demanding circumstances. Compatibility. Each pack comes with 3 Clawz with a 14-20 thread & 38 stainless steel threaded sleeve. Clawz are universally compatible with any tripod that has either of these standard fittings.