Set of two nickel-plated brass strap buttons Features a deep channel to prevent guitar strap from slipping off Mounting screws and two pairs of felt washers included Used on American Standard, American Pro and American Pro II series instruments (2008-present) Package includes one tremolo arm with white tremolo tip. Tremolo arm will fit a standard 10/32 threaded tremolo block. Fits most Squier Affinity Series® Stratocaster® models with a "CY" serial number manufactured from '05-Present.