Impinger Special Midget, 2-pc., Glass, Teflon slee Back Catalog number: 400509 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 375-0008-01 Protective Rubber Boot for Nephelometer Price on request 811-0503-01 GILIBRATOR FEET, 4-PACK (includes for screws) Price on request 800844 Diagnostic Panel with Carrying Case (2-50cc, 20-20 Price on request