Finally got my replacement clicker switches for my strum bars. (2 RB strats both with Guitar Hero strum bars) They come in 3 varieties - click, quiet click and linear. I think
Strum Fix Plus 2 — Byte Arts LLC
Fixing a Guitar Hero World Tour/Guitar Hero 5 guitar strum bar – Wölfblag
Guitar Hero strummer switch repair by GuitarHeroRepair.com - YouTube
Guitar Hero strum bar circuit board | These are the momentar… | Flickr
Guitar Hero Controller Anti Double-Strum Mod (Wii Version) (with Pictures) - Instructables
Overstrum fix for Guitar Hero guitars - YouTube
Strum Strummer Switch Repair Part Guitar Hero World Tour XBOX 360 PS3 Wii GHWT 610585718001 | eBay
Activision Guitar Hero Live Guitar Controller Strum Bar Replacement - iFixit Repair Guide
Fixing a Guitar Hero World Tour/Guitar Hero 5 guitar strum bar – Wölfblag