Reynolds A307 Dh Pro 27.5´´ 6b Disc Tubeless Mtb Rear Wheel. Conquer gravity with the Reynolds A307 DH Pro 27.5" rear wheel. Built from durable 6069 aluminum with a robust 30mm inner width and reinforced sidewalls, it´s engineered to withstand aggressive downhill riding and bike park abuse. Featuring a precision-welded joint, Tubeless Ready profile for secure tire fit, and a powerful Ringlé Bubba hub with dual ratchet engagement, this 32-spoke wheel offers uncompromising strength and reliability for the most demanding descents. Introducing the Reynolds A307 and A309 Downhill Wheels, purpose-built for bike park laps, World Cup–level racecourses, and gravity riding where every impact, compression, and landing demands total commitment. Developed by the same engineering team behind Reynolds' elite carbon mountain wheels, the A307 and A309 DH represent a new chapter for the brand, bringing uncompromising Reynolds precision to aluminum, without compromise. Constructed from 6069 aluminum and finished with a precision-welded joint, each rim delivers structural consistency and durability typically reserved for premium carbon wheels. The 32-spoke A307 and A309 DH PRO wheels take the gravity platform and fortify it for the most demanding riders and terrain imaginable Introducing the Reynolds Alloy Downhill wheels. The 30mm inner profile is built to last and able to sustain aggressive Downhill and Bike Park abuse. The rim is built from 6069 aluminum, featuring a welded joint for increased structural strength and a sandblasted matte black finish. Its optimized design includes a 30 mm inner width with reinforced sidewalls that improve resistance to pinch flats and dents. The profile is Tubeless Ready, ensuring a secure no‑burp tire fit and making inflation easier.The wheel is assembled with Wheel smith DB14 double‑butted spokes, complemented by premium waterslide decals for a high‑quality finish. The hub is a Ringlé Bubba with J‑bend spoke interface, fully CNC‑machined, featuring a dual ratchet ring system and offering a choice between 4° or 8° engagement, depending on rider preference.Specifications:- Outer Rim Width - 35.5mm- Internal Rim Width - 30mm- Rim Depth: 20mm- Rim Material: 6069 Aluminum- Rim size: 27.5- Hub: Rear Ringlé Bubba- Spoke Type: Wheel smith DB14- Nipple: Wheel smith Brass- Engagement: 4° or 8°- Spoke Count: 32 Rear- Brake Interface: 6 Bolt- Freehub: Shimano Shimano HG, SRAM XD Included and Shimano MS available- Weight: 1130g - Holes: 28- Hub Compatibility: HG/XD- Dimensions: 157x12In the box:- Tubeless Tape (Installed, Tubeless Valves, Alternate FHB). tradeinn Bikeinn