Features: This machine head semicircle button replacement is made of alloy, anti-rust coated and durable to use, ensures a long time service. Replace your old and dirty tuning pegs and great for guitar tuning. Excellent workmanship, polished appearance and wonderful silver color. Fits for universal guitar tuning pegs buttons. Comes with 6 screws and 12 gaskets, no extra tools needed, easy operation and installation. Specifications: Condition: 100% Brand New and High Quality Material: Alloy Color: Silver Size: Approx. 22 x 16 x 6mm / 0.9 x 0.6 x 0.2inch Quantity: 6Pcs Weight: Approx. 61g Package Included: 6 x Machine Heads Button 6 x Screws 12 x Gaskets