Setting the perfect spike height! 🪕 (Part 4) This is the second to final step in installing railroad spikes on your banjo! Geoff Hohwald shows you how to use feeler gauges to set the perfect spike height so your 5th string slides smoothly under the spike when capoing. What you'll learn in this clip: ✅ Using feeler gauges to set spike height (11-gauge is key!) ✅ Testing with your 5th string ✅ Straightening bent spikes ✅ Installing the second spike (9th fret) ✅ Troubleshooting tips for adjustment