Problem Solvers Locking Headset Spacer - 1.1/8" - 8mm

• Problem Solvers Locking Headset spacers help maintain headset adjustment when removing or replacing stems and have a compact, lightweight, and unobtrusive design.
• Maintain headset adjustment when removing or replacing stems
• Simplify bicycle disassembly and reassembly for shipping purposes; useful for displaying framesets in shop
• CNC-machined AL-6061-T6; compact, lightweight, unobtrusive design
• 8mm stack height, 34.5mm OD to match diameter of most aluminum stack spacers
• 4mm stainless steel bolt; requires 3mm hex key for installation
• Thickness: 8 mm
• Steerer Tube: 1-1/8" Threadless
• Material: Aluminum