To Get Your Free Protocols, Bonuses, and Free Access to the Brand New “Bigger and Harder” Group, Follow these steps:

  1. Go to the DP4000 Product Page: https://rockhardfl.com/DP4000CTC
  2. Measure the Diameter of your erect penis (see video for explaination).
  3. Add a cylinder that is about 1/4″ larger than the diameter of your penis, but not more than 1/2″ larger than your penis diameter.
  4. OPTIONAL: I recommend you order the next bigger sized cylinder as well as you will probably outgrow your first cylinder within 4-8 weeks of consistent use.
  5. When checking out, put “ZANDER” in the comments section before you pay (this is very important).
  6. After you’ve completed check out, take a screen shot of the receipt and email it to: help@zanderholt.com.
  7. I will email you back with the bonuses, protocols, and free access to the “Bigger and Harder” group so you can ask me any questions as you are progressing along your journey using the DP4000!