his Seat Bolt mount truly requires no holes to drilled at all. You can select the remote head or handheld attachment that works best for your device. This is the 22" version of the LM-300 Just select your model from the pull down menu, and we will send you the attachment designed for your Alinco, Anytone, Icom, Kenwood, TYT, Yaesu or Wouxun. If you have questions on this, give us a call at 949-690-5616 or e-mail us at email@example.com and we will help you. This mount is very easy to install. Just loosen the passenger seat bolt, slide the mount bracket under the bolt, tighten the bolt. The mount has a 22" Gooseneck Swivel Mounting Pedestal, this allows you to place our device in the perfect position for optimal viewing. This mounting solution does not require drilling. We do include additional hardware if you do want to permanently install the bracket, but it is not necessary.