Centered Mounting Rack for use of the PWS and Free Back Catalog number: 436386 Availability: In the manufacturer's stock Price on request - + Recommended 440005 Special Series Messenger, weight 2kg, up to 15mm Price on request 436601 Integrating Water Sampler IWS III, capacity 2.5li Price on request 436340 Free Flow Water Sampler, capacity 1litre Price on request