Features: 1. Compatibility, Specially Designed for 3 Series Paddle Restrainer Drones, Prevent Drones From Being Damaged During Storage and Transportation, More Convenient Storage, and Is One Of The Indispensable Accessories for Drone Users, It Is A Good Helper for Travel.2. Upgraded Design, Compared with Other Propeller Belts, The Upgraded Protective Chassis Can Protect The Sensor, Motor, Bottom Cover and Propeller From Sewage Abrasion.3. , Super Strong Fixing Effect, Elastic, Will Not Squeeze The Propeller, Will Not Scratch The Aircraft Frame, Easy to Clean, 't Worry About Dirty.4. Quick Release, Easy to Install and Remove, Two-Stage Adjustment Buckle, Free to Adjust The Tightness.5. Easy to Store, Does Not Affect The Lens Cover Installation, Easy to Put Into Waterproof Hard Case, Storage Box, EVA Box, Etc.Description:1. Material: Silicone+Stainless Steel2. Product Size:10 x 9 x 4.2cm3. Product Name: 3 Series Propeller4. Compatible Models: 3 Pro, 3 Pro , 3 Classic,DJMavic 3, 3 , Mavic3 Industry Series5. Color: BlackPackage Contents:1 x Pitch BunchersOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.