What are the differences between 4.5mm and 5.5mm folding trunnions

I have a draco that I want to install a folding triangle stock on, but I'm not sure which size trunnion to opt for.

Want to Sell Yugo furniture and Romanian Fixed Trunnion

For Sale (all prices are shipped): Yugo maple stock set (slight refinish with boiled linseed): $60 Romanian fixed trunnion: $35

$35.00

Gun Talk Saiga 223 Conversion

I'm planning on going through the process of converting a 223 saiga into a 102 and wanted to get a list of all the parts I'll need, from my...

Sold AK 100 Russian Handguard Retainer

Not sure what the going rate is for this, PM if you have one we can discuss. EDIT: Found one on the files

$70.00

Gun Talk Weird Russian flare gun/baton

Does anybody here know anything else about this thing other than what was translated from this German collecting book... It looks like you just...

I

Gun Talk Fair Pricing on Tabuk DMR

Just curious how much a Tabuk sniper rifle would be in today’s market in the US if built by a solid builder such as Two rivers. I’m not aware if...

Gun Talk PSA AK-102 Bolt

Hello everyone, I decided to take the plunge on a PSA AK-102. Seems like FTF/FTE are still an issue (among other things), and I’m looking into...

Gun Talk What are the differences between 4.5mm and 5.5mm folding trunnions