This camera plate replaces the one provided with the TBS Discovery Pro and is designed for the Fatshark 600TVL camera. It might or might not work together with other Fatshark cameras as well. The hole is Ø15mm±0.5mm. You can order this item if you don't own a printer yourself. Contact me: [email protected]/* <![CDATA[ */!function(t,e,r,n,c,a,p){try{t=document.currentScript||function(){for(t=document.getElementsByTagName('script'),e=t.length;e--;)if(t[e].getAttribute('data-cfhash'))return t[e]}();if(t&&(c=t.previousSibling)){p=t.parentNode;if(a=c.getAttribute('data-cfemail')){for(e='',r='0x'+a.substr(0,2)|0,n=2;a.length-n;n+=2)e+='%'+('0'+('0x'+a.substr(n,2)^r).toString(16)).slice(-2);p.replaceChild(document.createTextNode(decodeURIComponent(e)),c)}p.removeChild(t)}}catch(u){}}()/* ]]> */You might need to file the hole and the tips a bit, they should however fit fairly tight. The bottom ones goes barely through its holes whereas the top one should be through by 1 or 2mm. edit/ The v3 file has a slightly bigger whole which you shouldn't have to file.