A group of fifteen drum rudiments that are based on the roll (the method of sustaining sound on a percussion instrument). This group is broken into three distinct types of roll, the single stroke rudiments, the multiple bounce rudiments and the double stroke open roll rudiments. Below is a table of the basic roll rudiments. Roll Rudiments A - Single Stroke Rudiments 1. 2. 3. Single Stroke Roll Single Stroke Four Single Stroke Seven B - Multiple Bounce Roll Rudiments 4. 5. Multiple Bounce Roll (Long Roll) Triple Stroke Roll C - Double Stroke Open Roll Rudiments 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. Double Stroke Open Roll Five Stroke Roll Six Stroke Roll Seven Stroke Roll Nine Stroke Roll Ten Stroke Roll Eleven Stroke Roll Thirteen Stroke Roll Fifteen Stroke Roll Seventeen Stroke Roll - One of the original NARD 26 Rudiments. See also Roll Rudiments; Diddle Rudiments; Flam Rudiments; Drag Rudiments.