Here's an OTF auto knife for sale on, wait for it, Amazon. It's probably junk and I'm pretty sure it violates Amazon policy but here you go. Link is in comments. :
Amazon.co.uk: Automatic Knife
Benchmade 3300BK Infidel Dagger AUTO OTF Knife 3.95" D2 Black Double Edge Blade, Black Aluminum Handles - KnifeCenter
The 5 Best Pocket Knives of 2024 | Reviews by Wirecutter
Switchblade vs. Assisted Opening Knives - MEGAKNIFE
The First Auto Knife I've Ever Loved: Buck 'Deploy' Review | GearJunkie
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The Best Automatic Knives | Knife Informer
Buy Safety knife S2 with 3C handle online
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Top 10 coolest Automatic Knives | Best Spring Assisted Knife - YouTube
Best Automatic Knives - What is a Switchblade? - YouTube
Best Benchmade Automatic Knives - Knife Life
Pentagon OTF - FDE | Professional Use Automatic Knife
PK30 Pocket Knives - Spring Knife Fully Automatic knife
Microtech 147-D12DRD UTX-70 AUTO OTF Knife 2.41" Apocalyptic Double Serrated Edge Dagger Blade, Distressed Red Aluminum Handles - KnifeCenter
PHC Smart Auto Retracting Safety Knife
Switchblade Knives - Automatic Knives - Shop 100s of Switchblades - Knife Center
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What is the difference between a switchblade and an automatic knife? Are they both banned from the United States? - Quora
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