Clear covers for OilSafe color-coded Quick Connects. Applications include: OilSafe Quick Connects, Lubrication Work Centers/Bulk Systems, Filter Carts, and Transfer Skids 8FQDCAP – for 1/2″ Female QD, 12FQDCAP – for 3/4″ Female QD, 8MQDCAP – for 1/2″ Male QD, 12MQDCAP – for 3/4″ Male QD