The new Penis Enlargement System from Colt is the only system you will need for penis development.
Choose the cylinder and seal that suits your size the best, add the trigger pump and then as your results increase you can simply buy the next size cylinder and seal avoiding buying another costly pump.
This system is for the more serious pumper and will give outstanding results with regular use.

Size - Metric
260mm x 85mm-260mm x 70mm-260mm x 60mm

Size - Imperial
10" x 3.25"-10" x 2.75"-10" x 2.25"

Power
None Required