Huntington Beach, California based Slyfox Performance has this black 6" pullback handlebar riser kit for 1" handlebars with 1"/25.4 mm clamping area and 3 1/2" center-to-center riser spacing. The lightweight, high-strength design is CNC-machined from 6061-T6 heat-treated aluminum and gives a 15 cm/6" rise with 38.1 mm/1 1/2" pullback.
Drag Specialties, USA, www.dragspecialties.com