| Colours | Gloss Blue/Magenta |
| Sizes | L, S |
| Brand | Marin |
| Barcodes | 843346113801, 843346113818 |
| SKUs / Part Numbers | 733931001, 733931002 |
Delivery and return
Delivery and return
| Standard Delivery (Signed for) | Delivered within 3-5 working days |
| Express Delivery (Standard Parcels) | Delivered within 1-2 working days |
| Extra-Large Parcels (Signed for) | Delivered within 3-5 working days |
Shipping Information
Shipping Information
Delivery
We provide secure, dependable shipping across the United Kingdom and the European Union, with complimentary delivery on orders over £100 (where applicable). United Kingdom Standard Delivery £4.95 Free on orders over £100 Delivered within 2–4 working days Next-Day Delivery £7.95 Free on orders over £100 Order before the daily cutoff for next working day delivery Bikes & Large Items (UK) Delivery for complete bikes and oversized items is calculated by weight: 0–10 kg: £40.00 10–20 kg: Complimentary 20–30 kg: £40.00 Every bike is professionally packaged to ensure it arrives in pristine condition and ready to ride. European Union We ship throughout the European Union, with delivery rates calculated at checkout based on destination and parcel weight. Estimated delivery time: 3–7 working days Complimentary delivery on orders over £100 may apply to selected EU destinations Important Information Pricing applies to UK Mainland unless otherwise stated Delivery times may vary during peak periods Remote or rural locations may require additional transit time Customs duties and local taxes may apply to EU orders, depending on destinationComposition and care
Composition and care
Crafted from high quality materials built for road and off road riding. To maintain performance and longevity, store your bike in a dry place and clean regularly after use, especially following wet or muddy rides.
Description
Marin Alcatraz is a purpose-built dirt jump and slopestyle bike designed in collaboration with Matt Jones. It features a strong Series 3 6061 aluminum frame, built tough to handle heavy jumps and tricks. With a tapered head tube and 135×10 mm horizontal dropouts, the Alcatraz delivers stiffness, control, and durability—perfect for riders looking to throw big whips, jumps, and flips at the park or pump track.
| Frame | All New Series 3 6061 Aluminum Frame, 26” Wheels, 135x10mm Horizontal Dropouts, 73mm Threaded BB, ISCG 05 Tabs |
| Rear Shock | – |
| Fork | Manutou Circus Expert, 26″, 100mm Travel, Coil Spring, Taper Steerer Tube, 20x110mm Thru Axle |
| Headset | FSA No 57E, Semi-Sealed Cartridge Bearings, 1 1/8″ x 1 1/2” |
| Stem | Marin 3D Forged Alloy, 40mm |
| Handlebar | Marin Riser, 6061 Double Butted Aluminum, 38mm Rise, 750mm Width, 4º Up, 9º Back |
| Grip | Marin Single Clamp Locking |
| Brake Type | Tektro HDM275 |
| Brake Lever | Tektro HDM275 Hydraulic Disc Brake, 160mm Rotor |
| Brake Calipers | Tektro HDM275 Hydraulic Disc Brake, 160mm Rotor |
| Tyres | Vee Tire, XCV 26×2.25”, LSG Compound, Wire Bead |
| Wheels | Marin Custom Extrusion, 27mm Inner, Pinned Joint |
| Front Hub | Forged Alloy, 110x20mm, Disc, 32H |
| Rear Hub | Forged Alloy, 135x10mm, Bolt-On, Quad Sealed Bearings, Disc, 32H |
| Spokes | 14g Black Stainless Steel |
| Front Derailleur | – |
| Rear Derailleur | – |
| Shift Levers | – |
| Chain | KMC HL-1 |
| Cassette | 14T Single Speed Cog |
| Crankset | Marin Forged Alloy, Alloy 32T Chainring, 104mm BCD |
| Pedals | Alloy Platform |
| Bottom Bracket | External Sealed Cartridge Bearings |
| Saddle | Marin DJ Saddle |
| Seat Post | Marin Alloy, 30.9mm |
| Motor | #N/A |
| Battery | #N/A |
| eBike Display | #N/A |






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