Shout out to James at Diago who sent me a whole new set, free of charge, when I messaged him after buying a pair which had one of the foam washers missing!
Great alternative to Schallers/Dunlops/Loxx. You can use the original strap pin screw on your bass or one of the two other sizes supplied so no mods needed. No drilling, lubricating or constant servicing.
A strap pin that does its job so much better and will be has good has any strap lock out there. No need to fix anything to your strap because the button functions as normal. Check it out:
Available in chrome, black and gold: Diago Twist Locks