This is the GWS IPS-DX2BB-1XCS 1XC-41 Gearbox/Motor Assembly with spinner. FEATURES: Ball bearing supported gearbox "S1" ratio gearbox IPS Motor w/Male 2-Pin connector and 3" wire Black plastic one-piece spinner INCLUDES: One gearbox/motor assembly REQUIRES: Suggest battery 110-270mAh 6-7.2V battery SPECS: Length: 2-11/16" (66mm) Width: 7/8" (22mm) Height: 1-3/6" (35mm) COMMENTS: This gearbox/motor assembly should work well with EP0947 propellers (GWSQ2018) or EP8060 propellers (GWSQ2017). ajw 01-02-05 ir/jxs