Custom Golf Club Counterbalance Weights (CounterWt™ System)/ MarkerFit™

Shop precision golf club counterbalance weights. Match your MarkerFit range test number to safely adjust swing weight, gain distance, and prevent wrist injury.


By Dr Jeong park
1 min read

6"-7" counterbalance Kit

Installing the same tested number is crucial!!

The World's First Number-Coded Counterbalance Weight Bars for Ultra-Light Shafts.

Stop guessing with outdated workbench calculations and confusing swing-weight letters. Engineered by a Master Club Maker, our permanent internal Counterbalance Weights (CounterWt) are precision-machined to correspond directly with our on-range MarkerFit™ testing system.

Once you find your perfect dynamic feel number on the driving range with our tester, choose the matching-numbered weight bar here to complete your custom build.

  • Optimized Performance: Specifically designed to maximize driver distance, increase control, and smooth out your tempo when transitioning to an ultra-light shaft.

  • Injury Prevention: Adding the proper counterweight to the grip end stabilizes the shaft, dramatically reducing strain and helping to prevent wrist injuries during high-speed releases.

  • Simple Installation: Slides cleanly into the butt end of the shaft for a flush, professional fit.

  • Precision Engineered: Available in numbered weights matching your exact dynamic test results.