The Tuff Stuff 2122NA-2 is a 7 in outside diameter dual diaphragm master cylinder and booster kit. It pairs a 1 in bore master cylinder with a dual integral reservoir, uses a steel housing with a chrome finish, and ships as a universal kit.
- Type: master cylinder and booster kit
- Booster: 7 in OD, dual diaphragm
- Bore: 1 in
- Reservoir: dual integral
- Housing material: steel
- Finish: chrome
- Fitment: universal
- Sold as: kit
- Part number: 2122NA-2
FAQ
What bore size is the 2122NA-2 master cylinder?
It has a 1 in bore.
What is the booster diameter on the 2122NA-2?
The booster is 7 in in outside diameter.
What finish does the 2122NA-2 have?
It has a steel housing with a chrome finish.

