JB Custom Mold Mfg. has a shot capacity range of .02 ounces to 22 ounces. Our robust manufacturing plant is often the first choice for other plastic injection mold companies with projects beyond their spec range capability. We are skilled in all aspects of mold design and fabrication and we are well equipped to respond to scaled production runs of any size. All of JB Custom Mold’s products are made in Los Angeles in our Sun Valley plant.