Lumenier QAV-R 2 Freestyle Quadcopter Frame 7″

The Lumenier QAV-R 2 is a professional-grade 7-inch freestyle quadcopter frame engineered for high-performance FPV racing and acrobatic flight. Professional drone pilots and FPV enthusiasts rely on this frame for its exceptional durability, lightweight carbon fiber construction, and optimized weight distribution that enables aggressive maneuvers and sustained high-speed flight. This frame solves the critical challenge of balancing structural rigidity with minimal mass, allowing pilots to achieve maximum acceleration, rapid directional changes, and extended flight times in competitive freestyle environments.

Product Overview

The Lumenier QAV-R 2 Freestyle Frame features a meticulously engineered X-configuration design with 7-inch motor-to-motor diagonal spacing, optimized for 5-inch propeller compatibility and maximum thrust efficiency. The frame utilizes premium 3K carbon fiber construction with strategically reinforced motor arms and center plates, providing exceptional torsional rigidity while maintaining a featherweight profile of approximately 155-165 grams. The modular design incorporates a replaceable top and bottom plate system, allowing quick repairs and customization without complete frame replacement. The 30x30mm and 20x20mm mounting holes accommodate standard flight controllers and PDB boards, while the integrated cable management channels reduce vibration transmission and improve electrical noise immunity for cleaner sensor data.

What distinguishes the QAV-R 2 from competing frames is its optimized center of gravity positioning and gyroscopic balance characteristics, which translate to superior flight stability during rapid pitch and roll transitions critical in freestyle flying. The frame geometry incorporates slightly swept-back motor arms that enhance yaw response authority and reduce prop wash interference between rotors. The reinforced landing gear integration points and protective bumper design minimize damage during inevitable crashes during trick execution. The open-frame architecture facilitates excellent cooling airflow around electronic components, preventing thermal throttling during extended high-performance flight sessions.

Key Specifications

Specification	Details
Product Type	FPV Freestyle Quadcopter Frame
Brand	Lumenier
Model	QAV-R 2
Frame Size	7 inch motor-to-motor diagonal
Arm Length	245mm per arm
Material	3K Carbon Fiber Composite
Frame Weight	155-165 grams
Propeller Size	5 inch optimized
Motor Mount	M3 threaded holes
Flight Controller Compatibility	30x30mm and 20x20mm mounting
Center Plate Thickness	2mm carbon fiber
Arm Thickness	4.5mm carbon fiber
Origin	Original/Authentic
Warranty	7 days on manufacturing defects
Shipping	1-5 days from Bengaluru
Delivery	7-8 days across India
Support	24/7 via Email and WhatsApp

Key Features

• Ultra-lightweight 3K carbon fiber construction reduces motor load and extends flight duration while maintaining exceptional structural integrity under high-stress maneuvers
• Optimized 7-inch wheelbase geometry provides superior agility for freestyle tricks while maintaining stable hovering characteristics and predictable handling response
• Modular plate system with replaceable top and bottom carbon fiber plates enables quick field repairs and component swaps without complete frame rebuild
• Integrated cable management channels and strain relief routing minimize vibration coupling and reduce electromagnetic interference for cleaner gyro and accelerometer readings
• Reinforced motor arm design with tapered carbon fiber construction distributes stress loads efficiently, preventing arm flex during maximum thrust situations
• Multiple mounting options including 30x30mm and 20x20mm FC pads accommodate diverse flight controller and PDB configurations for maximum versatility

Applications and Use Cases

• Professional FPV freestyle racing competitions where frame rigidity and weight optimization directly impact lap times and maneuverability in complex 3D courses
• Acrobatic drone piloting and trick execution including inverted flight, barrel rolls, and rapid altitude changes requiring responsive control authority and structural durability
• Cinematic FPV videography applications where the frame's stability characteristics and vibration isolation enable smooth, professional-quality aerial footage
• Drone racing training and practice environments where pilots develop skills using a proven platform with excellent crash resistance and affordable component replacement
• Research and development projects in autonomous flight systems and drone control algorithms utilizing the frame's modular design and standardized mounting interfaces

How to Use

Begin by assembling the QAV-R 2 frame by installing the four motor arms into the center plates using M3 screws with threadlocker compound to prevent vibration-induced loosening. Mount your selected brushless motors to each arm using the M3 threaded holes, ensuring consistent motor orientation with bell facing outward. Install your flight controller on the 30x30mm or 20x20mm mounting pads using vibration-dampening standoffs, positioning the FC with the arrow pointing toward the front of the frame. Route your ESC signal wires and power distribution through the integrated cable channels, securing them with cable ties to minimize vibration transmission and maintain clean electrical paths.

Attach your PDB board to the designated mounting location, ensuring all battery connector pads align properly with your chosen battery connector type. Install your receiver or communication module on the top plate, and mount your camera and VTX assembly on the front motor arm or dedicated camera mount. Before first flight, verify motor rotation direction by running each motor individually without propellers installed, confirming that opposite diagonal motors rotate in the same direction. Balance your propellers carefully and perform a complete preflight checklist including FC calibration, radio link verification, and battery voltage confirmation before powering up for flight testing.

Frequently Asked Questions

What is the maximum recommended all-up weight for the QAV-R 2 frame?

The QAV-R 2 is designed for all-up weights between 800-1200 grams depending on motor and battery selection. For optimal freestyle performance, target 950-1050 grams total weight. Heavier builds sacrifice acceleration and maneuverability, while lighter builds may compromise structural integrity during hard crashes. Calculate your expected weight before purchasing components to ensure the frame matches your performance requirements.

Can I use 6-inch propellers on the QAV-R 2 frame?

While 6-inch propellers can physically fit the QAV-R 2, the frame is optimized for 5-inch propellers. Using 6-inch props increases gyroscopic forces and reduces control responsiveness, negating the frame's design advantages. Stick with quality 5-inch propellers from reputable manufacturers for the intended performance characteristics. If you require larger propellers, consider Lumenier's larger frame options designed for that prop size.

How durable is the carbon fiber construction against repeated crashes?

The 3K carbon fiber used in QAV-R 2 frames demonstrates excellent impact resistance and can withstand multiple crashes at typical freestyle flying speeds. Minor surface cracks and small delamination areas typically do not affect structural integrity. However, deep cracks through the full thickness or complete arm breaks require component replacement. The modular design allows you to replace just the damaged plate or arm section rather than the entire frame, reducing repair costs significantly compared to monolithic frame designs.

Is the QAV-R 2 suitable for beginners?

The QAV-R 2 is primarily designed for intermediate to advanced FPV pilots who understand drone assembly, tuning, and freestyle flying techniques. Beginners should start with more forgiving larger frames and complete RTF kits. However, if you have FPV flying experience and understand component selection, the QAV-R 2 offers excellent learning value and represents a solid long-term investment as your skills progress.

When will I receive my order?

Orders are dispatched within 1-5 business days from our Bengaluru warehouse. Delivery takes 7-8 days to most locations across India.

What is your return and warranty policy?

We offer a 7-day return policy on manufacturing defects only. Contact support within 7 days of receipt for free replacement or full refund. Not applicable for user damage or misuse.

Are bulk discounts available?

Yes, wholesale pricing for orders of 10 or more units. Contact our sales team via WhatsApp or email for a customized bulk quote.

Why Buy from The Engineer Store

• Genuine Products: Sourced directly from authorized distributors with authentication
• Expert Team: Our technical team validates every product before listing
• Fast Shipping: Dispatched within 1-5 days from our Bengaluru warehouse
• Pan-India Delivery: 7-8 days to Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata
• Payment Options: COD, UPI, credit/debit cards, net banking, EMI available
• Technical Support: 24/7 expert guidance via email and WhatsApp
• Returns: 7-day return policy on manufacturing defects only

Buy Lumenier QAV-R 2 Freestyle Quadcopter Frame 7″ Online in India

Purchase the Lumenier QAV-R 2 Freestyle Quadcopter Frame 7″ online at The Engineer Store, India's trusted source for genuine electronics. We deliver across Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and Surat. Get the best price on Lumenier QAV-R 2 Freestyle Quadcopter Frame 7″ with fast shipping and expert support.

Our team in Bengaluru is available 24/7 to support your journey from product selection to project completion.