Cartridge Bottom Bracket - Modus BC73/BC80

At Chain Reaction, we aim to deliver your order as quickly as possible.

• Free Shipping on Gear: Orders over $129 (excludes Bikes & Bulky items)
• Delivery Times:
  In-Store Items: Arrive in 2–3 business days (extra 2 days for rural).
  Supplier-Only Items: May take up to 7 business days, depending on the supplier.
• Selected Bikes:
  Nationwide shipping for select bikes: $60 or free pick-up from our Christchurch store.
  Shipped bikes require some assembly. Picked-up bikes are fully built and ready to ride.
• Click & Collect: Available for most products. Collect at 4/218 Moorhouse Ave, Christchurch.
• Dangerous Goods: Items like batteries and aerosols may incur additional fees due to safety regulations.
• Returns: Changed your mind? Return unused items in original packaging within 14 days for a refund (shipping costs excluded).

For full details, visit our Shipping Page.