Xtec 21BRS Bottom-end power•Reedy 121VR-ST .21 engine Silver (R-series)•RB Circuit 10H•Xtec .21 buggy engine 'orange' (NX8)•Xtec .21 buggy engine 'purple' (R-series)•Picco P7-R Evo4 .21B•Xtec 21 High-end power•Xtec 12 spec•RB Circuit 10 spec•Xtec 21 spec•Xtec .21 buggy engine 'green' (R-series)•Xceed ZX-21 7P DS-4 EM H•Xceed ZX12 DS4 EM M•Xceed ZX-21 7P DS-4 spec•OS 21 VZ-B V-Spec T spec•RB Circuit 10M•Xtec .21 buggy engine 'orange' (R-series)•RB TOURING 10 RC M•Xtec 12 Mid-range power•MX 21 MAX XL9 TQ H
