O-Ring, low-emission, size 010, pk/100 Back Catalog number: U-COV100 Manufacturer: MARKES INTERNATIONAL LIMITED Availability: In stock 1 pc Price on request - + Recommended HEDDEV31_5L DEVEX gas sampling bag, stopcock straight valve, 5L Price on request HEDNDV32_2L New DEVEX gas sampling bags with PTFE dual-valve, 2L Price on request U-T12ME-2S Materials emissions, C4 - C32, cold trap Price on request