Amazon.com: Alnicov 63.5MM Brass Tremolo Block With Bar Block For Fender Strat Stratocaster Bridge: Musical Instruments
Amazon.com: Wilkinson 54mm (2-1/8 inch) Full Block ST Guitar Tremolo Bridge Pop-In Arm 6 Screws for Squier/Mexico Fender/MIJ Strat, Chrome: Musical Instruments
Callaham Upgrade Tremolo Block, Vintage-Style 1018 Cold-Rolled Steel, for Mexican Standard Stratocaster): Musical Instruments - Amazon.com
Amazon.com: Musiclily Ultra 10.5mm Full Brass 36mm Short Tremolo Block for Squier Bullet Strat and Some Import Electric Guitar: Musical Instruments
Black Strat Project
Stratocaster Tremolo Blocks | Brass Blocks for Fender Strats
Amazon.com: Wilkinson 52.5mm (2-1/16 inch) Full Block ST Guitar Tremolo Bridge Pop-In Arm 2-Point for American Standard or Professional Fender Strat, Chrome: Musical Instruments