G· GOLF NUGGETS Find Browse Teaching moments Equipment & Fitting · Equipment Insight Lock the putter to your lead arm An arm-lock putter can create a lock with the lead arm and alignment with the trail arm. Locking it against the lead arm prevents the hands from flipping the putter, leaving the stroke based on shoulder motion. Channel: Todd Graves Watch official source at 6:22 Equipment & FittingTodd Graves Keep learningAim for 5 mph ball-speed gaps between clubs — Micah MorrisMap full and partial wedge yardages — Micah MorrisUnderstand how heavy range practice sandblasts grooves — Club ChampionPick a lower-spin ball if you balloon your irons — Club ChampionLower driver loft 0.5 degrees when spin alone is high — Club ChampionFit TZ5 for hard loading and flight control — Club Champion JavaScript is only needed for the in-app player and library actions. This verified teaching summary and its official-source link remain readable.