The one Timberyote posted is a pushbutton quick detach picattiny clamp and the one you posted is a quick detach thumbscrew clamp. both will work the main thing is that they are both the BR model with adjustable cant and notched legs, ll three of these things are wanted, these are the ones to buy if you are getting a HARRIS. They do make others without adj cant and non notched legs with I do not like. The only thing I would add is an aftermarket cant lever to replace the thumb knob, its well worth the few dollars.https://www.midwayusa.com/product/102261957?pid=304506
I had this one bookmarked as a pic rail mount Harris also. What’s the preferred choice between these two?
Alpha-Bravo Harris S Model Short Angled Handle Bipod Lock
This lever replaces the thumbnut on pivoting bipods to make locking them down easier. With the Alpha-Bravo unit installed, a quick flip of the lever...









