•Manifold with R134 gauges, the connection thread can be 1/4" SAE or 1/2" ACME (1/4" SAE with 680-1154 low pressure quick coupler, 680-1155 high pressure coupler, 680-1152 High & Low pressure quick couplers) 
(1/2" ACME with 680-1161 high pressure quick coupler & 680-1162 low pressure quick coupler).
•Manifold with R410 gauge, the connection thread can be 1/4" SAE or 5/16" SAE hose with shut-off ball valve.
•680-0131: with 3 x 36" hose, R134, 1/4" SAE, with 680-1154 low & 680-1155 high pressure coupler.
•680-0132: with 3 x 60" hose, R134, 1/4" SAE, with 680-1154 low & 680-1155 high pressure coupler.
•680-0133: with 3 x 72" hose, R134, 1/4" SAE, with 680-1154 low & 680-1155 high pressure coupler.
 

•Manifold with R134 gauges, the connection thread can be 1/4" SAE or 1/2" ACME (1/4" SAE with 680-1154 low pressure quick coupler, 680-1155 high pressure coupler, 680-1152 High & Low pressure quick couplers) 
(1/2" ACME with 680-1161 high pressure quick coupler & 680-1162 low pressure quick coupler).
•Manifold with R410 gauge, the connection thread can be 1/4" SAE or 5/16" SAE hose with shut-off ball valve.
•680-0131: with 3 x 36" hose, R134, 1/4" SAE, with 680-1154 low & 680-1155 high pressure coupler.
•680-0132: with 3 x 60" hose, R134, 1/4" SAE, with 680-1154 low & 680-1155 high pressure coupler.
•680-0133: with 3 x 72" hose, R134, 1/4" SAE, with 680-1154 low & 680-1155 high pressure coupler.