Short Description
The Topeak Tri-Backup Pro I is a lightweight and versatile rear saddle mounting system designed for triathlon, time trial and endurance cycling. Compatible with one or two bottle cages and a wide range of Topeak accessories, it provides convenient hydration and storage without compromising aerodynamics.

Key Features

• Triathlon-Focused Design: Mounts securely to the parallel section of saddle rails for efficient rear hydration and storage
• Dual Bottle Capacity: Supports one or two bottle cages with bottles up to 750ml each
• Adjustable Positioning: Two angle settings allow riders to customise bottle access and carrying position
• Lightweight Aluminium Construction: Strong pressed aluminium design keeps weight low while maintaining durability
• Accessory Compatible: Works with Topeak Tri-BackUp Air Station, TubeBag, TireBag, Ninja accessories and standard bottle cages

Product Overview
The Topeak Tri-Backup Pro I is designed for triathletes and performance-focused cyclists who need additional hydration and storage capacity during training and racing. Mounted behind the saddle on the parallel rail section, it creates a streamlined and accessible platform for carrying one or two bottles, repair essentials and race accessories. The lightweight pressed aluminium construction offers excellent durability without adding unnecessary weight, while the adjustable mounting positions allow riders to optimise bottle accessibility and aerodynamics. Compatible with a wide range of Topeak Tri-BackUp and Ninja accessories, the Pro I provides a highly adaptable solution for long-distance rides, triathlon events and time trial competition.

Specifications

• Brand: Topeak
• Model: Tri-Backup Pro I
• Product Type: Rear saddle bottle cage and accessory mount
• Material: Pressed aluminium
• Mounting Position: Parallel saddle rail section
• Rail Compatibility: CrMo, titanium and carbon saddle rails
• Hydration Capacity: One or two bottles (up to 750ml each)
• Maximum Load: 2.5kg
• Adjustability: Two mounting angle positions
• Compatibility: Tri-BackUp Air Station, TubeBag, TireBag, Ninja TC Road, Ninja Pouch+ Road, Ninja CO2+, Tri-Cage and standard bottle cages
• Size: 12.5 × 8 × 4.8 cm
• Weight: Approx. 97g
• Colour: Black

Ideal For

• Triathlon and time trial racing
• Long-distance endurance cycling
• Riders needing additional hydration storage
• Carrying repair kits, CO₂ inflators and race essentials

What’s Included

• 1 × Topeak Tri-Backup Pro I mounting bracket
• Mounting hardware
• Bottle cage mounting plates
• Installation instructions

Care & Notes
Ensure all mounting bolts are tightened to the recommended torque settings before riding. Regularly inspect the mount and hardware for wear or loosening, especially after long rides or racing. Bottle cages and accessories are sold separately unless otherwise stated.

Why Buy From LK Bikes
LK Bikes offers premium cycling accessories from trusted brands like Topeak, backed by expert advice, fast delivery and dependable aftersales support.