Compare and Replace Parts from our Competitors

The X4 Labs Upgrade Kit allows patients using silicone tube based extenders to convert to a more comfortable method. Developed and engineered using medical-grade silicone straps, our Comfort Strap technology is designed to gently secure the penis and provide improved blood circulation.

All of our parts are comprised of medical-grade material and are certified hypo-allergenic. Included in our upgrade kit is a 1 inch wide Comfort Strap and specially designed support piece, designed to be compatible with all major extender models.

Upgrade to a more comfortable solution with X4 Comfort Upgrade Kit for only $99.95.

Upgrade Kit Order Form

Compatibility

Our extender parts are compatible with all the other major brands. If you are having trouble with the sub-standard manufacturing used with some of these brands, UPGRADE your current parts with our precision engineered and milled parts. Our exacting standards are leading the industry for safety, comfort and durability.