Chrome Stratocaster tremolo with solid brass block and 11,3mm saddles.
GFS (Guitar Fetish) Tremolo with Brass Block Upgrade on Squier SE Strat - Comparison and Review - YouTube
Brass Tremolo Block for ST Fender Strat Stratocaster MIM Classic Player Guitar | eBay
Amazon.com: Musiclily Ultra 10.5mm Full Brass 42mm Standard MIM Style Tremolo Block for Mexico Fender Strat and China made Squier Classic Vibe/Speical Electric Guitar : Musical Instruments
USA Spaced 2 7/32" Solid Brass Trem Block "Vintage Spacing"
Value Musiclily Ultra 10.5mm Full Brass 36mm Standard Tremolo Block for China made Squier Affinity Strat Guitar | Musiclily.com
Amazon.com: Musiclily Ultra 10.5mm Full Brass 40mm Tremolo Block for China and Indonesia made Squier Standard Series or other Import Electric Guitar : Musical Instruments