Product Description: The 2021 Marin San Rafael DS1 is a versatile Dual Sport frame designed for riders who want to explore pavement, gravel paths, rail‑trails, and light off‑road terrain with confidence. Built from Series 2 6061 aluminum, it blends the efficiency of a fitness bike with the durability of a hardtail MTB, making it ideal for recreational riders and mixed‑surface adventures.
These frames are brand new in box, never built, never ridden, and include a headset and seatpost clamp. Top cap and star nut are NOT included. Fork and other components shown in reference images are not included.
Key Features: • Brand: Marin • Model: San Rafael DS1 • Frame size: Medium • Wheel size: 700C (fits up to ~700×40 mm tires) • Material: Series 2 6061 Aluminum • Color: Black • Weight: 4 lb 8 oz (2.04 kg) • Rear spacing: 135 mm Quick Release • Brake type: Disc‑only (rear disc mounts) • Condition: New in box, never used • Includes: Frame, FSA No.10‑P headset (no top cap or star nut), seatpost clamp • MPN: 734572003
Fitment Details: • Compatible with hardtail MTB builds, dual Sport/hybrid bikes, fitness/commuter setups, and mixed‑surface/recreational riding • Designed for 700C wheels, disc brakes only, 135 mm QR rear hubs, straight 1‑1/8" steerers, and 68 mm BSA threaded bottom brackets • Ideal for riders wanting a durable, versatile platform for pavement‑to‑trail riding
Performance Features: • Series 2 6061 aluminum construction for strength and durability • Dual Sport geometry for stable handling on varied terrain • Forged dropouts with disc mounts • Tire clearance up to 700×40 mm • Great foundation for a new build or refreshing an older hybrid/MTB frame
