... 3. High quality material, good production experience 4. Design screw and barrel specifications:45/90,45/100,50/105,51/105,55/110,55 ... ,68/143,70/140,75/150,80/143,80/156,92/188The above are standard specifications, we can customize according to ... . We can supply screw and barrel for Krauss Maffei ,ShangHai JwellL,CINCINNATI, HaiTian,weber and so on, we also can make screw and barrel according to your ...