This KIT includes the Internal Throttle and Metal Throttle Sleeve that will allow you to use Rubber Grips! Does NOT come with grips. Internal Throttle: The unique Needle and Ball Bearing Construction creates an extremely smooth operation over competitors internal throttles. Throttle also features a spring-assisted return for added safety. This kit uses three types of throttle bearings: 5/32" x 5/16" x 1/8" 3/8" x 7/8" x 9/32" 5/8" x 13/16" x 5/8" Comes with detailed installation instructions. Basic Hand Tools required for proper installation. (No Welding Required) The throttle side of the cable goes into a barrel in the throttle and is then secured with the provided set-screw. Custom Application for any bike with 1" Handlebars. The internal portion of the throttle slides into the handlebars just short of 2-1/2" (Roughly 2-15/16") INSTALL NOTE: You will most likely need a longer cable to use with this internal throttle kit. Throttle Sleeve: CNC machined from 6061 Aluminum. The throttle sleeve surface is knurled to properly secure your grips. The sleeve also comes with stainless steel set-screws to secure the sleeve to your internal throttle. Simply slide the sleeve over the throttle, tighten the set-screws and install your favorite set of rubber grips and you're good to go! Choose from our wide variety of grips or use your own with this kit! Dimensions: Internal Throttle: Length (Overall) - 7-1/4” Length (Internal Portion) - 2-15/32" Length (External Portion) - 4-3/4" OD (Internal Portion) - .792” OD (External Portion) - .998” Throttle Sleeve: Length - 4-5/8” OD - 1-1/8” ID - 1.015” Fitment: Custom Application for any bike with 1" Handlebars. Basic Hand Tools required