OneGrill Universal Complete Grill Rotisserie Kit - 37&rdquo; x 5/16&rdquo; w/Cordless Motor (Chrome Motor) 25 lb. Rated Battery Powered Motor Runs For Up To 36 Hours of Rotisserie Grilling On One Set Of High Quality Batteries With A Perfectly Balanced Load. Imbalanced Loads & Battery Quality Affect Achievable Maximums. Please Note That Batterty Output Greatly Diminishes For Ambient Temperatures Below 30 Degrees F. We Recommend If Using At Extremely Low Ambient Temperatures Employing Lithium Cell Batteries Due To Their Higher Output Capabilities At Low Temperatures. 37" X 5/16" chrome steel square rotisserie spit rod recommended for 15-20 lbs. Maximum Weight Capacity Dependent Upon Achieved Balancing & Weight Distribution. Not Recommended For Excessively Imbalanced Loads (i.e. Pigs, Lambs). Designed For Grills Up to 31" In Width.Designed For Grills That Can Accept & Support Universal Style Rotisseries Only. Be Sure To Review All Product Features, Descriptions, & Specifications To Ensure Fitment To Your Application Prior To Purchase. Heavy Gauge 4 Prong Rotisserie Spit Forks For Versatile Operation Of A Variety Of Loads. Unique Counter Balance System Included For Rotisserie Operation Of Unbalanced Loads. Please be advised that cordless motors, such as is included with this kit, will produce more audible noise than a plug in electric type motor. This is to be expected and is the byproduct of incredibly high torque and power efficiency from just 2 D-Cell batteries. The additional volume is also helpful in determining if your batteries have been expended mid-cook as you will likely have no means of seeing the spit rod turn with a closed lid. Universal chrome steel 3pc. bracket set designed to fit most gas,charcoal, and custom grills. bracket schematics displayed for fitment details. Measurements should be compared to your grill measurements prior to ordering to ensure acceptable fitment. Please review the "Application Guide" as well as the "Installation Manual" provided in the Product Information (Technical Specification) prior to purchase to ensure adequate fitment to your application.*Please See Alternate Kits For Weber Grills.