Drop-messenger-operated closing mechanism Back Catalog number: 438520 Availability: In the manufacturer's stock Price on request - + Recommended 1640A-1500 100ml Point Sample Chamber with 1.5m handle Price on request 438213 Net Part for Microplastic nets, Hydro-Bios No. 438 Price on request 438518 Spare Net Part for WP2 Closing Net Price on request