I did it here as recommended by Kay Heem :bodoh wrote:Rich,
By the way, where do you do all your customized machining?
AFTech Engineering
Blk 3007, Ubi Road 1
#05-420, Kampong Ubi Industrial Estate (Tel : 67471608)
You simply give him the specs or a sample and he will do it. In my case, I actually gave him technical drawings with isometric views as well as my tripod as sample. Do note that the shop may have closed down (can't confirm) in which case you can go to any fitting shop, then.
cheers