 XRP 50mm EDF (11 Blade) Fan Unit [XRP-5011] 8.50 |  XRP 50mm EDF Power Unit (11 Blade) 4s With Dynamic Balanced [XRP-5011w4S] 22.90 |  XRP 50mm EDF Power Unit (11 Blade) 3s With Dynamic Balanced [XRP-5011w3S] 22.90 |  XRP-90mm 14 blade fan unit V2 [XRP-9014-V2] 29.00 |  XRP 70mm 13 Blade Fan Unit 2600Kv is For 4s With Dynamic Balanced [XRP7013w2600kv] 45.00 |