75mm V4 FPV Whoop Frame for Mobula7 / Moblite7 – UDL Legal Spec Racing

The ultra‑durable 75mm V4 FPV Whoop Frame is designed specifically for Mobula7, Mobula7HD, and Moblite7 1S builds. Built to be compliant with UDL spec racing requirements, this frame offers a perfect combination of strength, weight, and performance for competitive whoop racing — legal on the line and tough on impact.

UDL Legal & Racing Focused

• Built to meet UDL spec requirements — ideal for official micro racing events.
• 75mm wheelbase keeps your build within spec class size limits.
• Optimized for performance and handling in competitive environments.
• Low FC mount position improves balance and flight characteristics.
  

Key Features

• Specially engineered for Mobula7 / Mobula7HD and Moblite7 1S build platforms
• Durable construction designed to withstand aggressive racing crashes
• Weight‑optimized design for quick acceleration and responsive handling
• Low FC mounting position for stable performance and clean wiring
• Supports propellers up to 40mm — ideal for efficient thrust and control

Specifications

• Brand: Happymodel
• Frame Type: V4 Whoop Frame
• Wheelbase: 75mm
• Weight: 5.4g
• Max Propeller: 40mm
• Color Options: Transparent White, Transparent Black

Compatibility Notes

Designed for Mobula7, Mobula7HD, and Moblite7 1S controllers and electronics. Works with most 1S brushless setups that fit within a 75mm wheelbase.

Package Includes

• 1 × 75mm V4 FPV Whoop Frame

Frequently Asked Questions

Is this frame UDL legal?

Yes — specifically designated to meet UDL (Unlimited Drone League) spec class rules for 75mm brushless micro whoops.

Will this fit Mobula7 electronics?

Yes. Compatible with Mobula7 / Mobula7HD / Moblite7 1S stacks and electronics with a 75mm wheelbase requirement.

What prop size should I use?

Works best with 40mm propellers for optimal thrust and responsiveness.