This is BeefEater OEM Part Number 93534, which is a complete rotisserie for BeefEater 4 Burner Signature or Discovery Series Grills. This size is specifically for the 4 burner models, but can also fit 2 or 3 burner models (the handle will stick out further).
The 93534 rotisserie is built to plug into any household current receptacle and will run very quiet. This kit comes complete with all brackets and hardware you need to mount onto your Beefeater grill. The BeefEater rotisserie comes with 2 forks, easy to mount and remove motor, spit, counter balance, and handle. The motor quickly removes for mounting and un-mounting making for easy storage.