Heat-treated steel shaft, more , not easy to break, explosion- bearings, N52 double- magnets, higher efficiency New design, no longer using old retaining rings, more beautiful and Using single-strand winding, higher performance Easy to use, wide range of applications<br><br>The printed words on the products from batch to batch, but it not affect the use. Category:Motor Application:FPV traversing machine is suitable for 3110-900KV 6S Color: Black Material: Metal<br><br>Package Contents: 1x Brushless Motor 4x Screws 1x Nut<br><br>Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.