The MTX spacer has been designed to look like a single spacer, regardless of how many you use. Specification Size: 1x5mm / 1x10mm / 1x15mm. Weight: 33g. Headset Size: 1 1/8 or 1.5".
Best Price: £4.50 from Merlin Cycles
Token MTX Alloy Headset Spacers – Red / 1.5" Reviews