ProSpin Regular Cone Bar-Stock Aluminum Folding Prop Spinners for Electric Motors AC Only With a true 250Hz radio

With a true 250Hz radio link and an end-to-end latency of only 3ms

It boasts out-of-the-box flight times over 60 minutes with a wingspan that can fit on the front seat of a compact car

the thin formula allows the glue to go where most cannot

3 mm bottom plate

interference

ProSpin Regular Cone Bar-Stock Aluminum Folding Prop Spinners for Electric Motors AC Only With a true 250Hz radioMade of high quality aluminum bar stock. Light weight design. Three styles Regular Code, Turbo type, & APC type Regular Cone & Turbo type blades with 8mm hub & 3mm hole, Multiple collets for different motor shafts included Regular Cone (mid of the picture) P N Dia. fits Shaft Dia. Wt. oz PK30 30mm 1 8" (3. 2mm), 5 32" (4mm) . 35 10 PK36 36mm 1 8" (3. 2mm), 5 32" (4mm) . 50 14 PK38 38mm 5 32" (4mm), 5mm . 60 17 PK40 40mm 5 32" (4mm), 5mm . 60 17 PK45