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Kyosho UM519B Rear Hub Type-B (Off-4.7/for RB5)

The Kyosho UM519B is a genuine Type-B rear hub featuring an Off-4.7 offset, built specifically for the RB5. As a direct-fit factory replacement, it restores correct rear suspension geometry and hub strength after wear or damage.

Swapping in this hub helps keep your RB5’s rear end running true to Kyosho’s original setup.

• Genuine Kyosho replacement part
• Type-B rear hub design
• Off-4.7 offset
• Fits the Kyosho RB5