WHY CHOOSE THE PREMIUM EDITION PENIS EXTENDER?
Our Premium Edition offers incredible comfort and customization. It includes a full set of elongation bars and multiple fastening methods, ensuring that you can wear your device your way. With such amazing features it is easy to see why it is such an excellent value.
- Premium Edition Penis Extender
- Hybrid Support Piece
- Calibrated 3900 Gram Tension Springs
- 4 Adjustable Comfort Straps
- 4 Silicone Tube Harnesses
- 4 Anti-Bacterial Short Memory Foam Pads
- 4 Anti-Bacterial Long Memory Foam Pads
- Full Set of Elongation Bars
- Deluxe Branded Box
- 6 Cleansing Wipes
- X4 Labs $50 OFF Gift Voucher
- 5 Year Device Warranty
- PenisAccess DVD and Membership
- X4 Labs Extender Instruction Manual
- X4 Labs Instructional DVD
Click here for additional information about X4 Labs™ and our products.
X4 Labs™ Premium Edition
$599.95 $119.99

X4 Labs™ InfiniteFit Quad Support System
Your Complete Enlargement Solution
Only X4 Labs Extenders feature the InfiniteFit Quad Support option. This allows you to select your ideal comfort regardless of your current penis shape and size. Best of all, it enables you to adjust your extender as you grow with it.


X4 Labs™ InfiniteFit Quad Support System

Only X4 Labs Penis Extenders feature the InfiniteFit Quad Support option. This allows you to select your ideal comfort regardless of your current penis shape and size. Best of all, it enables you to adjust your extender as you grow with it.


Limited Time Only:
Participate in Our Clinical Trial and Get a Full Refund
Getting your X4 Labs Penis Extender for FREE is as easy as 1-2-3. Simply follow the steps below and we will gladly refund your order in exchange for you clinical study data. Once the study is complete the Penis Extender is yours to keep free of charge.


Order the X4 Labs Penis Extender of Your Choice and Opt-In to Participate
Start by choosing any X4 Labs Penis Extender Edition of your choice. Check "Participate in Clinical Trial" in the options to opt-in. Simple as that. X4 Labs Deluxe Edition not eligible for Clinical Study Participation.


Track Your Growth Progress for a Full 6 Months of Usage
Keep record of your length and girth growth by using our simple X4 Labs Progress Tracker online tool. All you have to do is check in once every two days and enter your usage data and measurements. Also, you must include at least one progress photo per week of use. Please note that you have to track use of your device for 6 consecutive months in order to be eligible.

Log Your Usage, Add Your Photos and We Will Refund the Cost of Your Device!
The extender and the enlargement results are yours to keep FREE of charge just for helping us research and improve our devices. Follow these steps carefully and in 6 months your device purchase will be refunded no questions asked!
X4 labs Clinical Trial FREE Extender Offer
Getting your X4 Labs Penis Extender for FREE is as easy as 1-2-3. Simply follow the steps below and we will gladly refund your order in exchange for you clinical study data. Once the study is complete the Penis Extender is yours to keep free of charge.
STEP ONE: Order the X4 Labs Penis Extender of Your Choice and Opt-In to Participate
Start by choosing any X4 Labs Penis Extender Edition of your choice. Check "Participate in Clinical Trial" in the options to opt-in. Simple as that. X4 Labs Deluxe Edition not eligible for Clinical Study Participation.
STEP TWO: Track Your Growth Progress for a Full 6 Months of Usage
Keep record of your length and girth growth by using our simple X4 Labs Progress Tracker online tool. All you have to do is check in once every two days and enter your usage data and measurements. Also, you must include at least one progress photo per week of use. Please note that you have to track use of your device for 6 consecutive months in order to be eligible.
STEP THREE: Log Your Usage, Add Your Photos and We Will Refund the Cost of Your Device!
The extender and the enlargement results are yours to keep FREE of charge just for helping us research and improve our devices. Follow these steps carefully and in 6 months your device purchase will be refunded no questions asked!
Smaller Support Size Option


In an effort to accommodate everyone, X4 Labs has designed a penis extender that is suited for men with smaller than average penises. The X4 Mini Edition is a must for those who may be slightly smaller but still wish to see significant penile gains.
Created for penis sizes of a minimum of 3.9 inches or less flaccid, the X4 Mini is guaranteed to fit even the smallest penis. The specially designed Mini Support Piece, is ideal for users who would feel more comfortable in an extender that is more suited to their needs, although still desiring the gains of up to 40%.
The X4 Labs Mini Support is a great addition for men who are typically smaller than the average size and may not fit in the standard support. It is available on all extender models for an additional $29.95.
- 1 Smaller Sized Support Option Mount (Mini)
- 1 Regular Support Piece Included in Package
Your extender will grow with you! The Mini Mount can be switched out easily.
X4 Labs™ Mini Quad Smaller Support Size Option

X4 Labs has designed a penis extender option specifically for men with smaller than average penises. The X4 Labs Mini Quad Support is a must for those who may be slightly smaller but still wish to achieve significant penile gains. Designed for penis sizes of of 3.9 inches or less flaccid,it is guaranteed to fit even the smallest penis and increase comfort for all.
Both the Standard Support and Mini Quad Support are included with this option.

X4 Labs™ Wider Circumference Base Assembly
Specially designed for men with larger girth, the girth base will be comfortable and effective for even the largest!
This option is recommended in case you outgrow your regular base. The girth base is made from the same surgical-grade materials as our other extender pieces.
- 6.5" Circumference
- Regular Sized Base Included in Package
- Both Regular Size and Girth Base are included with this option.
Wide Girth Base Specifications
6.5 Inches in Circumference |
Regular Base Specifications
5 Inches in Circumference |
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With the Girth Base, your extender will grow with you. It can be added on as an option with our extender packages at a reduced price of $29.95 or separately at a later date for $69.95.
X4 Labs™ Wider Circumference Base Assembly
Specially designed for men with larger girth, the girth base will be comfortable and effective for even the largest! This option is recommended in case you outgrow your regular base. The girth base is made from the same surgical-grade materials as our other extender pieces.


Both Regular Size and Girth Base are included with this option.

X4 Labs™ TriForce Tension option allows you to perfectly adjust the tension of your device like never before. It includes 3 different scientifically calibrated tension springs that can apply gentle traction therapy for beginners or powerful traction for more advanced users.
This allows you to minimize or maximize the tension of your X4 Labs™ device simply by substituting your springs. Add this to your device for even more customization.

Add an X4 Labs Storage Case
Specifically designed to store and carry your X4 Labs™ Extreme Edition Penis Extender and Accessories!
This exclusive case is custom built to carry your device as well as all the add-ons included to help you keep up with your penis enlargement routine and ensure you are able to wear your Penis Extender whenever you choose and store it away neatly in between penile traction therapy sessions.


X4 Labs™ Extreme Red Case
- Vibrant Red Color
- Silver Embossed Branded Front
- Sleeve for Device Add-Ons and Foams
- Sleeve for Fasteners
- Branded Pouch for Elongation Bars
- Hard Shell Structure and Design
Add an X4 Labs Storage Case
Specifically designed to store and carry your X4 Labs™ Extreme Edition Penis Extender and Accessories!
- Vibrant Red Color
- Silver Embossed Branded Front
- Sleeve for Device Add-Ons and Foams
- Sleeve for Fasteners
- Branded Pouch for Elongation Bars
- Hard Shell Structure and Design

Add an X4 Labs Storage Case
Specifically designed to store and carry your X4 Labs™ Anniversary Edition Penis Extender and Accessories!
This exclusive case is custom built to carry your device as well as all the add-ons included to help you keep up with your penis enlargement routine and ensure you are able to wear your Penis Extender whenever you choose and store it away neatly in between penile traction therapy sessions.


X4 Labs™ Anniversary Blue Case
- Vibrant Blue Color
- Silver Embossed Branded Front
- Sleeve for Device Add-Ons and Foams
- Sleeve for Fasteners
- Branded Pouch for Elongation Bars
- Hard Shell Structure and Design
Add an X4 Labs Storage Case
Specifically designed to store and carry your X4 Labs™ Anniversary Edition Penis Extender and Accessories!
- Vibrant Blue Color
- Silver Embossed Branded Front
- Sleeve for Device Add-Ons and Foams
- Sleeve for Fasteners
- Branded Pouch for Elongation Bars
- Hard Shell Structure and Design
