Brompfication Stop Disk Bolt chain Protects your Brompton's rear triangle

Protects your Brompton's rear triangle when your E or L-hooks are latched on while folded

Equipped with the RHET Ratchet system 7-speed hub and 14/20H spokes

Unique design featuring Carbon Spokes

Material: Full Titanium made with Titanium Screw and Aluminum Washer

Brompfication Stop Disk Bolt chain Protects your Brompton's rear triangleBrompton Aluminium Stop Disk Bolt with nuts, saving 12 grams over the original. The set consist of one Stop Disk Bolt and two thin nuts, made in black anodized 6061 T6 aluminium. Please note that the plastic Stop Disk is not included in the set. Weight: 6. 8g set vs stock at 18. 8g set