1. Upgrade Power Tools Accessory:Brushless Motor Replace For 4/6/8 Inch Cordless Electric Chainsaw. 2. Upgrade DIY:You can also convert a brush electric saw into a brushless electric saw,Improve your tool efficiency. 3. Brushless motor: The brushless motor is made of High quality material, which is more and has a longer service life. 4. Reminder: According to the suitable model selection, installation requires a certain level of hands-on ability. Motor type:Brushless Saw Type:chain saw For 4/6/8 Inch Cordless Electric Chainsaw Upgrade Power Tools Note: Installation guide not included,Please check as much as possible to make sure the item is what you need. Tips:The product may be updated constantly,Due To Different Batches, The Actual Product May Have Slight Differences Or Color Differences, Which Does Not Affect Use. Colour:As Shown Material:Plastic +Metal Package Contents: 1 * Brushless Motor Replace 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.