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 Makarov Lanyard....?

On the East German Makarov lanyard, I know the one end goes into the hole of the back strap/wrap around grip. Where does the other end of the...

Gun Talk HAPPY THANKSGIVING!!!

I just wanted to take a moment and thank Mac for this wonderful website and all the community here for making it possible. Appreciate you all.

Gun Talk WZ.48 Polish Circle 11 .22lr Trainer

I was searching the local gun forum and stumbled across a pretty cool find a Polish Circle 11 WZ.48 22 trainer for less than the price of a Ruger...

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