ROCKBROS green and black bag on a white background
ROCKBROS bicycle frame bag attached to a bike.
ROCKBROS bicycle frame bag with branding on a light blue bike.
ROCKBROS bike triangle bag with 1.9l large capacity and displayed cycling accessories
ROCKBROS bicycle frame bag with branding on a blurred background
ROCKBROS green layered mesh bag with side opening zipper attached to a bicycle, showing scientific layered storage.
ROCKBROS green bag with a built-in PE support plate on a white background
ROCKBROS bicycle bag with Velcro straps and buckle fixed on a bicycle frame, featuring branding.
ROCKBROS bicycle bag suitable for gravel bikes, shown on a bike frame with text indicating installation versatility.
ROCKBROS large-capacity triangle bag attached to a bicycle frame with branding.
ROCKBROS bicycle with a green bag attached to the frame, showing a close-up of the side and legs.
ROCKBROS product details of a bag with features like wear-resistant fabric, scissors cutting straps, and zipper.
ROCKBROS green and black bag on a white background
ROCKBROS bicycle frame bag attached to a bike.
ROCKBROS bicycle frame bag with branding on a light blue bike.
ROCKBROS bike triangle bag with 1.9l large capacity and displayed cycling accessories
ROCKBROS bicycle frame bag with branding on a blurred background
ROCKBROS green layered mesh bag with side opening zipper attached to a bicycle, showing scientific layered storage.
ROCKBROS green bag with a built-in PE support plate on a white background
ROCKBROS bicycle bag with Velcro straps and buckle fixed on a bicycle frame, featuring branding.
ROCKBROS bicycle bag suitable for gravel bikes, shown on a bike frame with text indicating installation versatility.
ROCKBROS large-capacity triangle bag attached to a bicycle frame with branding.
ROCKBROS bicycle with a green bag attached to the frame, showing a close-up of the side and legs.
ROCKBROS product details of a bag with features like wear-resistant fabric, scissors cutting straps, and zipper.
63% off
SKU: 30120133001

Large Capacity Bike Triangle Bag - 1.9L

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By ROCKBROS
Shipping

Shipping Costs & Delivery Times

1. Standard Shipping

  • Under $100: $5.99
  • $100+: Free
  • Delivery: 3–5 business days

2. Extended Delivery

  • International stock: 7–12 business days
  • Bicycles: 20–25 business days

3. Flat Fees

  • Large items: $10
  • Children’s bikes: $20
  • Folding bikes: $40
  • Full-size bikes: $150

4. No Shipping To Alaska, Hawaii, Puerto Rico, or the U.S. Virgin Islands.
Returns & Warranty

ROCKBROS Large Capacity Bike Triangle Bag-1.9L

Large 1.9L bike triangle bag with aerodynamic narrow profile for reduced wind resistance and no leg interference. Features smart layered storage with side zipper access, durable polyester fabric, and secure tool-free installation. Compatible with gravel, road, and mountain bikes for versatile multi-position mounting.

Features:

  • Large 1.9L Capacity & Smart Organization:Spacious interior with scientific layered design and built-in mesh pockets keeps essentials neatly organized. Side-opening zipper allows quick one-hand access while riding.
  • Aerodynamic Narrow Profile:Streamlined slim-edge design fits closely to the frame, reducing wind resistance and preventing leg interference for a smoother, more comfortable ride.
  • Durable & Secure Installation:Made from wear-resistant polyester fabric. Strong hook-and-loop straps with buckle fixation ensure tool-free, stable mounting without shaking.
  • Multi-Position & Wide Compatibility:Flexible installation in different frame areas based on your preference. Compatible with gravel bikes, road bikes, mountain bikes, and other suitable frames.
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