DescriptionAre you looking for a professional, yet affordable string lock? Are you in search of a sturdy, trustworthy tool that can do multiple jobs at once? If yes, look no further! Our professional string lock must meet you needs. It is one of the best choices for you.Features- Color: Black. - Size: 1.65 x 1.49 x 0.68 cm. - Material: Metal. - Strings locking system for electric guitar tremolo bridge. - Metal material, durable and anti-corrosion. - Easy to install, great guitar parts replacement. - Can provide much better tuning stability and tone - Dear buyer, due to lighting effect, monitor's brightness, manual measurement, etc., there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you!