Amazon.com: CANADUINO LCD 2004 4x20 Display Acrylic LCD Enclosure - fits LCD with I2C Adapter as Well : Electronics
6-in-1 LCD Adapter HAT: add 2x16 or 4x20 LCD to Raspberry Pi by Sequent Microsystems — Kickstarter
4x20 Character LCD with I2C Module (Blue)
4x20 LCD display - Cherry Creek Systems - Greenhouse Automation Products
Standard LCD 20x4 + extras [white on blue] : ID 198 : $17.95 : Adafruit Industries, Unique & fun DIY electronics and kits
LCD Screen 4x20 - LCM2004D - 3654_0 - Phidgets
Serial LCD 4x20, Black Characters, Amber Backlight, LCD2S - Modtronix
AZDelivery Compatible with HD44780 2004 4x20 Serial LCD White Character Blue Display Board IIC PCF8574T I2C Adapter Converter Bundle Compatible with Arduino and Raspberry Pi Including E-Book! : Amazon.co.uk: Electronics & Photo
Serial LCD 4x20, Black Characters, Yellow/Green Backlight, LCD2S - Modtronix