Includes 5 pins for motor shaft diameter 0.9mm x 1,1.75mm x 2,1.9mm x 1,2.8mm x 1, suitable for motors of rc helicopter, plane or servo.1pcs puller & 1pcs Motor Pinion Puller Remover Tools Set : color:blue & silverInstall the lever into rotation bracket and fitted swim boardsChoose the thimble you need to pull,plug in the rotation lever,tighten the screws (Note:There are thimbles with platform, screws should not too tight)Snapping the motor into the swimming board, and move to pull the motor shaft aligned thimbleRotates active lever as clockwise, pull out the motor .1.Fit For:The motor puller is specially designed for remote control car,such as for HPI RC4WD AXIAL SCX10,etc.Good Workmanship:The surface of the puller is and without burr.Compact size,eye-catching appearance and fine workmanship.Easy To Use:The RC universal motor pinion puller is convenient to carry and easy to use.Size:Approx.6cmType:RC Parts&Accessoriescolor:blue & silverMaterial:aluminum alloyPackage Contents:1 x puller1 x Motor Pinion Puller Remover Tools SetOnly 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.