Hi, We are the manufacture of "All metal" J-style hot ends and bowden style, featuring a detachable filament guide and nozzle module "DFGNM", a revolutionary solution for the most common problem with 3D printers: material being stuck inside the filament guide or the nozzle: You can read a lot of info on out Facebook: Thanks Arikby arik - Reprappers
Hi, We are manufacuring such bet clamps: Thanks Arikby arik - Reprappers