A convenient and easy way to transfer fluids from a bottle into your transmission or differential.  A must for any home or professional mechanic.  Screws securely on all standard gallon size bottles.  Each pump dispenses 1 fluid oz making it easy to know how much fluid you are adding.
 
This pump is used for quart sized bottles like the Redline Fluid bottles
 
We also carry fluid transfer pumps for gallon (5L) size Bottles:
Fluid Transfer Pump (Gallon)