This is how you fix your handles slapping for tang pins/ zen pins. Get a tight spring and push it on with a flat screwdriver, pushing each spring layer onto the pin.
Balisong Trainer, Black Handle Balisong Trainer, Black Handle : Hunting Knives : Sports & Outdoors - Amazon.com
How do I fix this? The screw fell out and I lost it. Are there any replaceable parts? : r/butterflyknife
How to fix a broken Benchmade model 42 Balisong butterfly knife - Quora
How do i tighten these screws? Every time I try they keep moving on the other side. : r/balisong
Amazon.com : Butterfly Knife Trainer - Balisong Trainer - Practice Butterfly Knife - Balisong Butterfly Knives NOT Real NOT Sharp Blade - Wood Dull Trick Butterfly Knifes - Butter Fly Knife Training
Blue Skull 8.5" Practice Balisong Butterfly Trainer with No Offensive Blade - Walmart.com
balisong opens in a weird loose way , how can i fix it ? : r/butterflyknife
Beginner Budget Friendly Balisong Butterfly Knife with Gripp