KNOT SystemStem Stem BK 100mm, KNOT SystemStem -17 Deg 100mm 2022 FREE shipping within Australia In stock. Available via Click and Collect or Buy Online Share Loading Facebook Like button... KNOT SystemStem Stem BK 100mm, KNOT SystemStem -17 Deg 100mm 2022 FREE shipping within Australia In stock. Available via Click and Collect or Buy Online Share Loading Facebook Like button...