O-Rings, 23mm × 3mm i.d.,pk 20 Back Catalog number: P-CP020 Manufacturer: MARKES INTERNATIONAL LIMITED Availability: In the manufacturer's stock Price on request - + Recommended T-3GBGE CW agents cold trap, TT24-7 Price on request U-COV450 O-Rings, low-emission,pk100 Price on request 1970-0011-R O-RING -011 .301 ID X .070 W Each Price on request