Triphasic ISO Cups Hole Size:4x3" PowerLift Racks This allows more athletes to

This allows more athletes to train neck at the same time as you can get 5+ attachments for the price of one stand alone machine

this hook is also included with our Lat Pull Down Units for convenient low pulley cable and attachment storage

You can combine the 3×3″ tubes with our Custom Crossmember Brackets to make custom length Crossmembers or anything else you can use a 3×3 tube for

it is not a stand alone unit

Triphasic ISO Cups Hole Size:4x3" PowerLift Racks This allows more athletes toTriphasic ISO Cups are patent pending and were made in collaboration with Cal Dietz of Triphasic Training. They securely hold the barbell in a groove, allowing athletes to perform isometric barbells lifts safely and easily. Compatible with 1" or 5 8" hole racks on 3x3" tubing. Triphasic ISO Cups allow the athlete to focus on the isometric contraction and not worry about the barbell. Click here to learn more about Overcoming Isometrics from Cal Dietz.