Connect a Brake Fluid Exchanger to Most Master Cylinder Reservoirs
A 17-piece set of brake fluid reservoir adapters that replace the factory reservoir cap and connect AUTOOL AST609/AST605, MR CARTOOL F118/F108 and other manual or pneumatic brake bleeders. It does not include adapters for older cast iron convertible master cylinders or early Chevy/GM square-top master cylinders.
- 17 Reservoir Adapters
- Gold-Plated Aluminum
- Rubber-Sealed
- Storage Case Included
Key Features
-
Replaces the Factory Cap
Each adapter fits in place of the reservoir cap and connects the brake bleeder tool.
-
Sealed Connection
A rubber ring inside each adapter seals against the reservoir.
-
Corrosion-Resistant Build
Aluminum with a gold-plated outer layer resists corrosion.
-
Organized Storage
The dedicated case keeps every adapter in place and protects the set from damage and loss.
What’s in the Box
- 17×Brake fluid reservoir adapters
- 1×Storage case
How to Use
- Fit the adapterOpen the hood, remove the brake fluid reservoir cap and install the adapter that matches the reservoir size.
- Prepare the hoseConnect the hose to the adapter, ready to join the brake fluid exchanger.
- Connect and runJoin the hose to the exchanger, check the seal, then start the exchanger.
Good to Know
Caution
- No adapter is included for older cast iron convertible master cylinders or early Chevy/GM square-top master cylinders; check your reservoir before buying.



































