Easy to install: easy to install, neither too tight nor too loose, it can be fixed in place. guitar locking tuner with heavy duty internal gear for sturdy convenience,guitar accessory,Tuning PegsDurable and longlasting: a great replacement for old or damaged tuning pegs to make your guitar look unique. locking tuners help provide finer tuning and higher stability,guitar tuning keys,Guitar Peg PartSimple and practical: it can also match your guitar well, which is a accessory for guitar,guitar tuning pegs,Guitar Replacement AccessoryEasy to install: installation is easy with the included screws, allowing you to quickly and easily attach the tuner to your bass guitar,guitar head peg,Tuning PegWidely used: suitable for most kinds of acoustic guitars and electric guitars, practical and a helper for musicians,professional guitar part,guitar part