Housing, 37mm 2pc Opaque, 50/Box Back Catalog number: GH37-2 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended GF47450 Filter, MCE, 0.45µm, 47mm, 100/Pack Price on request 360-0040-01 Manual, GilAir-3/GilAir-5 Price on request 801863M Manual, BDX II Price on request