Centered Mounting Rack for use of the PWS and Free Back Catalog number: 436386 Availability: In the manufacturer's stock Price on request - + Recommended 437200 Bottom Sampler acc. to Ekman-Birge Price on request 436346 Freeflow Water Sampler with 10l capacity Price on request 436430 AFISsingle - Automatic Fluid Injection Sampler wi Price on request