There are four Resiprene-C handle sizes with a fifth on the horizon. I've listed them with a few examples:

1. Large:

Dog Father
Son of Dog Father (SoD)
Scrapper 6
Yard Hook
Yard Guard

2. Small:

Yard Keeper LE
Dumpster Mutt LE

3. Basic (Discontinued):

Dumpster Mutt

4. Mudder:

Street Scrapper 4
Mud Puppy LE
Bird Dog LE
Scrapper 5

5. Oh Boy:

The Regulator