1 Pair 2in/53mm Speakers for JBL Charge 3 Bluetooth Full Range Portable 4ohm 10W High Fidelity Replacement Speakers - Newegg.com
Amazon.com: NORK 2Pcs 2 Inch Full Range Speaker 53MM Bass Speaker Mini Loudspeaker Suitable for JBL Charge 3 Replacement Speaker : Electronics
JBL Factory Speaker Replacement Woofer, 5", 4 Ohms, Control 1, Pro III, C1003
Amazon.com: EMB Professional 12" 1200W SB-12 Replacement Speaker for JBL, Peavey, Cerwin Vega, Gemini, EMB, BMB, Pyle-Pro, Mr.DJ & Many Brands! Protects the woofer and speaker in open installations.