COUPLING M6 2.9 X 2 Back Catalog number: 249910 Manufacturer: Hamilton Availability: In the manufacturer's stock Price on request - + Recommended 88947 TWO HUBS,IS/IS THREAD Price on request 10106186 Red Fitting Kit 1/4" GA12 Price on request 10118955 GA12**Flangeless Fittings 1/4"-28 5/pk Price on request