ACE GLASS 6300-08 Series Reaction Flask with O-Ring Groove, Fritted Disc, 4" Flange Top, 5/8" OD Bottom Tube, 145 mm OD Por B Disc, 1L: Amazon.com: Industrial & Scientific
Bl Rubber O Ring, Shape: Round at Rs 5/piece in Mumbai | ID: 20402416155
Wholesale Customized Multifunctional O-rings Of Various Colors Ptfe O-ring - Buy O-ring Silver,O-ring Splicing Kits,O - Ring Rubber Product on Alibaba.com