PU Through Joint / Pneumatic Fittings (PU4) Zhejiang BLCH Pneumatic Science & Technology Co., Ltd. Base Info Model NO.：PU4Trademark：BLCH,OEM,NATURALOrigin：China Description Pre：Sanitary Stainless Steel Expanding Liner (DN10-SN150) Next：Pug Through Joint / Pneumatic Fittings (PUG8)
