








Some pre-sale items are shipped via international express, which may result in longer delivery times and additional shipping fees. Exact details will be shown at checkout.
We offer a 14-day return and exchange policy from the date you receive your item. Items must be unused, undamaged, with tags attached, in original packaging, and accompanied by proof of purchase.
We cover return shipping for quality issues, defective, damaged, or incorrect items, size-related returns, oversized items such as roof racks, and approved exchanges. For other personal-reason returns, the customer is responsible for return shipping.
For full order cancellations within 14 days, the original standard delivery cost will be refunded. Partial returns generally do not include a refund of the original delivery cost.
Refunds will be processed within 5–7 business days after we receive and inspect your return. Please contact us before returning any item. For questions, email service@rockbrossport.co.uk.
Estimated delivery time

Stay hydrated on the go with the ROCKBROS Rear Saddle Bottle Cage Mount! This clever extension turns one mount into two bottle holders, so you can sip without stopping. Its expandable design means you can add a tool kit or extra bottle whenever you like. Easy to install with a universal clamp—no drilling or welding needed—and built tough from rust- and drop-resistant nylon fiberglass. Perfect for road, mountain, or commuter bikes, it keeps your hydration game strong and your ride smooth!
One-Piece Sleek Design – Crafted from a single mould for enhanced strength and aesthetics. Say goodbye to cracks and deformation common in older spliced models.
Multi-Purpose & Expandable Mount – Compatible with bottle cages, mini pumps, and other cycling gear. Versatile setup for long-distance or triathlon riders.
Single or Dual Bottle Modes – Switch between single and dual bottle configurations to meet your hydration needs during any ride.
Adjustable Angle with Dual Mounting Holes – Features a twin-hole layout for flexible angle adjustment, ensuring compatibility with different saddle positions and riding styles.
Durable & Lightweight Carbon-Texture Finish – Weighs only 95g. Scratch-resistant surface mimics carbon fibre for both durability and a high-end look without the weight.
| Brand | ROCKBROS |
| Material |
- Long Screw: 304 Stainless Steel - Short Screw: Carbon Steel Plated Chrome - Screw Hole: Copper Plated Black Zinc - Seat Body Material: Nylon + Fiberglass |
| Applicable Bike Types | Road Bike / Mountain Bike / Commuter Bike |
| Weight | ≈95g |
Stay hydrated on the go with the ROCKBROS Rear Saddle Bottle Cage Mount! This clever extension turns one mount into two bottle holders, so you can sip without stopping. Its expandable design means you can add a tool kit or extra bottle whenever you like. Easy to install with a universal clamp—no drilling or welding needed—and built tough from rust- and drop-resistant nylon fiberglass. Perfect for road, mountain, or commuter bikes, it keeps your hydration game strong and your ride smooth!
One-Piece Sleek Design – Crafted from a single mould for enhanced strength and aesthetics. Say goodbye to cracks and deformation common in older spliced models.
Multi-Purpose & Expandable Mount – Compatible with bottle cages, mini pumps, and other cycling gear. Versatile setup for long-distance or triathlon riders.
Single or Dual Bottle Modes – Switch between single and dual bottle configurations to meet your hydration needs during any ride.
Adjustable Angle with Dual Mounting Holes – Features a twin-hole layout for flexible angle adjustment, ensuring compatibility with different saddle positions and riding styles.
Durable & Lightweight Carbon-Texture Finish – Weighs only 95g. Scratch-resistant surface mimics carbon fibre for both durability and a high-end look without the weight.
| Brand | ROCKBROS |
| Material |
- Long Screw: 304 Stainless Steel - Short Screw: Carbon Steel Plated Chrome - Screw Hole: Copper Plated Black Zinc - Seat Body Material: Nylon + Fiberglass |
| Applicable Bike Types | Road Bike / Mountain Bike / Commuter Bike |
| Weight | ≈95g |