DFS M1C Boost Mountain Disc Hub

Lightweight Strength. Trail-Ready Performance.

The DFS M1B Boost MTB Hub is engineered for riders who demand reliable performance, fast engagement, and durability across XC, trail, and aggressive mountain riding.

Built with precision CNC machining and high-strength aluminum materials, the M1B delivers an excellent balance of weight, stiffness, and impact resistance for modern Boost mountain wheel builds.

Designed for 28-hole straight-pull spokes, the M1B provides optimized spoke support, improved wheel stiffness, and efficient power transfer on every trail.

M1B Boost Front MTB Hub

Lightweight. Strong. Ready for Any Trail.

The M1B front hub combines lightweight construction with rugged reliability, making it ideal for XC racing, trail riding, and all-mountain applications.

Smart Convertible End Caps

The modular end cap system allows easy compatibility with modern MTB standards, supporting:

• 15×110mm Boost thru axle
• Convertible axle options for different frame requirements

Dual Sealed Bearing System

Equipped with dual 6803 sealed cartridge bearings, the front hub effectively protects against mud, dust, and water intrusion while maintaining smooth rotation and long-term durability.

Optimized Straight-Pull Design

Featuring a 28-hole straight-pull flange design compatible with 14G spokes, the M1B improves spoke tension balance and wheel stiffness.

Compatible with modern centre lock rotor mounts and Boost 110mm MTB forks.

M1B Boost Rear MTB Hub

Built for Power, Impact, and Control

The M1Crear hub is designed to handle the higher torque and impact loads generated during aggressive trail riding, enduro, and downhill use.

36T Instant SS Ratchet System

Featuring the DFS SS Ratchet engagement system, the M1B provides fast engagement and immediate power response.

The 36T ratchet system delivers smooth and reliable acceleration, with a 54T option available for riders seeking faster engagement.

148mm Boost Rear Standard

The wider 148mm Boost spacing improves wheel stiffness, enhances spoke bracing angles, and provides additional clearance for wider modern MTB tires.

Heavy-Duty Bearing Configuration

The rear hub uses a robust bearing layout:

• 2×15267 bearings
• 2×6802 bearings

This configuration distributes impact loads more effectively, providing improved durability for jumps, technical trails, and demanding riding conditions.

Universal Freehub Compatibility

Supports multiple cassette standards:

• Shimano HG
• Micro Spline MS
• SRAM XD / XDR

DFS M1C — Built to Explore Beyond Limits

Lightweight enough for fast climbs.
Strong enough for aggressive trails.

The M1B Boost MTB Hub delivers the reliability, engagement speed, and durability needed for modern mountain riding.

Ride faster. Attack harder. Explore further.

⚙️ Technical Specifications

• Weight: 305g
• Bearings: S&S Steel Bearings
• System: PG Ratchet (Available in 36T or 54T)
• Axle Standard (Boost O.L.D): Front 15x110mm / Rear 12x148mm
• Spoke Holes: 28H Front / 28H Rear (2:1 Lacing Pattern)
• Brake Interface: centrelock
• Freehub Compatibility: Shimano HG, Shimano Micro Spline (MS), SRAM XD