Aluminum Female Coupler X Male NPT with Brass Handles (STYLE B)

Fire Safe 8613005 1-1/2 Inch Female Camlock Coupler x 1-1/2 Inch Male NPT Aluminum Fitting with Brass Handles - Style B.

Fire Safe 8613007 2-1/2 Inch Female Camlock Coupler x 2-1/2 Inch Male NPT Aluminum Fitting with Brass Handles - Style B.

Fire Safe 8613008 3 Inch Female Camlock Coupler x 3 Inch Male NPT Aluminum Fitting with Brass Handles - Style B.

Fire Safe 8613009 4 Inch Female Camlock Coupler x 4 Inch Male NPT Aluminum Fitting with Brass Handles - Style B.

Fire Safe 8613006 2 Inch Female Camlock Coupler x 2 Inch Male NPT Aluminum Fitting with Brass Handles - Style B.