Connection with external thread : 6 x 4" (air pipe size - outside diameter (mm.) - thread size (in.)

Connection with external thread :8 x 6" (air pipe size - outside diameter (mm.) - thread size (in.)

Connection with external thread :10 x 8" (air pipe size - outside diameter (mm.) - thread size (in.)

Connection with external thread :6 x 4" (air pipe size - outside diameter (mm.) - thread size (in.)

Connection with external thread :8 x 6" (air pipe size - outside diameter (mm.) - thread size (in.)

Connection with external thread :10 x 8" (air pipe size - outside diameter (mm.) - thread size (in.)

Connection with external thread :6 X 4" (air pipe size - outside diameter (mm.) - thread size (in.)

Pneumatic coupling to connect two plastic pipes of different diameters 4 and 2.7 mm.