Say you love your current strap & it's the type which doesn't feature a locking device, so the chances of your guitar committing suicide by kissing the floor during a stand-up play, is very real.
This is where your investment in Dunlop's Ergo Lok would be a prudent move. It's simply a device you cap onto the strap button.
Of course, make sure you buy a pair...This product was first featured here: Read this
