Our specially calibrated 4200 gram tension springs provide the highest and safest amount of tension. By using our 4200g tension springs you can drastically improve the efficiency of the penis extender, speeding results up by up to 2 months.
Why wait for your penis enlargement, when you could have it much faster and with much less effort. The 4200 gr. tension springs can be installed into your penis extender by replacing the standard tension springs that were included with your device. Once they are replaced you will instantly begin to notice faster results, and even enjoy more comfort. The increased tension means that you will enjoy better support and better results.