Robinair - R-134a Manual Couplers Choose:High Side and 389 (2005+)—these chop tops

and 389 (2005+)—these chop tops follow OEM cab contours for a seamless

and PAG oil as lubricants

Polished finish for a show-quality shine

Designed to enhance both appearance and functionality

Perfect for both working trucks and show builds

Robinair - R-134a Manual Couplers Choose:High Side and 389 (2005+)—these chop topsHigh side and Low side Manual Couplers for R 134a Quick connect design includes an integral safety sleeve which protects against injury and refrigerant loss if the coupler is disconnected under pressure Compact design easily fits into tight quarters The 6 ball coupler design provides a more stable grip on the fitting than lesser 4 ball designs