Here's how to chop your curl downs into a custom set of bullhorns
Step 2: Finding a Good Candidate
When choosing handlebars make sure they will comfortably fit your natural grip
Step 3: Guide Line
Choose a comfortable cutting line
Step 4: Chop!
Time to cut! Cut along the black edge leaving all of the black marker on the handlebar. Slow and steady there folks.
Step 5: CHOP!AGAIN!
Use your scrap bar as a template for the other side and chop!again!
Step 6: Clean Up
Using a file (or sandpaper) smooth the rough cut. I like using the file to level the cut first, then to fillet the edges.
Step 7: Finished