3Racing 3RAC-TR4/V2 Racing Turnbuckle Tuner - 4mm Precision Tool  [3RAC-TR4/V2]

3RACING 4mm Aluminum Turnbuckle Tuner - 4.1mm Header Gap - 3RAC-TR4/V2
Price:
USD$3.80
Brand:
3Racing
Model:
3RAC-TR4/V2
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Race-focused setup with the 3Racing 3RAC-TR4/V2

The 3Racing 4mm Aluminum Turnbuckle Tuner is crafted for hobby racers who need repeatable, fine adjustments. The 4.1mm header gap and lightweight aluminium body allow precise control when trimming steering and suspension links, helping to dial in handling for lap-to-lap consistency. It is a compact tool suited to frequent trackside tuning and setup changes.

Performance oriented features

  • Material: CNC-friendly aluminium feel with race durability in mind
  • Gap Size: 4.1mm header gap for controlled micro adjustments
  • Compatibility: Intended for competitive setups that use 4mm turnbuckles
  • Functionality: Enables precise steering and suspension tuning to support handling setup and race trim

 

Product Reviews
1 Reviews
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What precision does this tool support during setups?

The 4.1mm header gap provides a fine baseline for incremental link changes, useful when tracking toe and steering arm adjustments at the racing scales.

Is the aluminium construction suitable for frequent track use?

Yes, the aluminium body balances light weight and durability to withstand repeated use during tuning sessions without significant wear.

How does this tool fit into a race day pit kit?

Its compact footprint and precise gap make it an efficient addition to a race day pit kit for quick, reliable turnbuckle adjustments between runs.