LFS-113 Atex Basic Upgrade Kit 10-17-06 (Autho Back Catalog number: 817-0305-01 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 385-0115-01 Nephelometer O-Ring, Replacement Price on request 202816-1 Filter Housing, Rear GilAir-3/GilAir/5 Price on request 800400 Carrying Case, Hard Side (18" x 13" x 7") for LFS-113 Price on request