This is a 1oz Siphon Tube for 20mm Adaptors from Badger. FEATURES: Works with 20mm Jar Adaptors for Air-Opaque and Air-Tex bottles. Clear tubing. INCLUDES: One 1 Oz. Siphon Tube for 20mm Adaptors. SPECS: Length: 2-5/8" (67mm) sdw 9/24/01 ir/kh