Please choose the correct ending to complete the given sentence: Cars & Other Vehicles: [header] How to raise road bike handlebars [title] Find the spacers above and below your handlebar stem. [step] Your handlebar stem is the rod that the handlebars connect to. If you have a threadless system, you should see spacers, or plastic rings, wrapped at the top and bottom of your stem.

Ending1: Some types of spacers also come with bolts on the top and bottom of the handlebars. See your seller/bike section for more information. Ending2: If not, see the instructional guide on how to use the bars. [substeps] You can purchase spacers from online retailers. Ending3: If you don't have these rings, then you most likely have threaded handlebars. [substeps] Threadless handlebars will also have additional screws on the back of the handlebars. Ending4: [title] Look for the sticsticsticstickie valve diagram. [step] You can find this diagram below or in the bike's owner's manual.

Answer format: ending1/ending2/ending3/ending4