Amazon.com: USA GEAR Handheld GPS Case Holster for Garmin Approach G6, eTrex 20x, eTrex 30x, Oregon 650, Monterra Wi-Fi and More Portable GPS Units with Belt Loop, Carabiner Clip, and Scratch-Resistant Neoprene :
Amazon.com: Customer reviews: Garmin eTrex 20x, Handheld GPS Navigator, Enhanced Memory and Resolution, 2.2-inch Color Display, Water Resistant
Case Cover Compatible with Garmin eTrex 30 20 10, Made in The USA by GizzMoVest LLC COF.
Amazon.com: Gomadic Hot Sync and Charge Straight USB Cable for The Garmin etrex 10 20 30 – Charge and Data Sync with The Same Cable. Built TipExchange Technology : Electronics