Drop-messenger-operated closing mechanism Back Catalog number: 438520 Availability: In the manufacturer's stock Price on request - + Recommended 8045P-250 Disposable PharmaScoop 250ml. PP. Box of 85 Price on request 438517-020 Additional cost for Net Part of WP2 Net Price on request 438702-021 Net bag - protective net 300µ for Ring Trawl Net Price on request