Give your Flysky Noble NB4+ or NB4 Pro+ transmitter a premium upgrade with a replacement battery base in your choice of material and color. Available in three tiers — Standard, Pro, and Ultra — this Noble Base lineup covers everything from a clean black replacement to semi-transparent colorways and real carbon fiber finishes. Whether you want a subtle upgrade or a bold visual statement, there’s an option for every racer. Select your preferred edition and color from the dropdown above. Flysky Noble NB4+ / NB4 Pro+ replacement base — Standard, Pro, and Ultra editions in multiple colors Actual product photo — TypeC charging port and mounting interface visible Key Features ✅ Three Edition Tiers — Standard (solid black), Pro (semi-transparent colors), and Ultra (real carbon fiber) to suit every style and budget ✅ Direct-Fit Replacement — Designed specifically for the Flysky Noble NB4+ and NB4 Pro+ battery dock; installs without modification ✅ TypeC Charging Port — Full TypeC access maintained on all editions ✅ Multiple Color Options — Black Standard; Semi-transparent Blue / Purple / Smoky Black Pro; Twill Carbon Fiber / Forged Carbon Fiber / Purple Forged Carbon Fiber Ultra ✅ Real Carbon Fiber (Ultra) — Ultra editions use genuine carbon fiber material for maximum visual impact and lightweight construction Review Videos Real-world review: Flysky Noble NB4+ / NB4 Pro+ replacement base in action — available at SoarSky Edition & Color Guide EditionColor / FinishPrice StandardBlack$10.99 ProSemi-transparent Blue / Purple / Smoky Black$16.99 UltraTwill Carbon Fiber / Forged Carbon Fiber / Purple Forged Carbon Fiber$30.99–$32.99 Edition comparison — Standard vs Pro vs Ultra Pro edition — semi-transparent Blue, Purple, and Smoky Black colorways Ultra edition — Twill Carbon Fiber, Forged Carbon Fiber, and Purple Forged Carbon Fiber Installation and compatibility reference ⚠️ Compatibility Notice: Designed for Flysky Noble NB4+ and NB4 Pro+ only. Please verify your transmitter model before ordering. The Pro and Ultra editions feature an enlarged base design — confirm your model variant before purchase. Ready to upgrade your Noble transmitter base?Select your edition and color, and add to cart today. Related Parts & Collections: Flysky Noble Battery 3D Print Base — Full range of Noble base upgrades and replacements Flysky NB4 / Noble Series Parts & Accessories — All upgrade parts for the Flysky Noble series Flysky Noble Metal Protector Combo — CNC metal upgrade combos for NB4 / NB4 Pro series