DIRT JUMPS
SLOPESTYLE
PUMP TRACK
SKATE PARK
The Alcatraz allows the rider to follow in Matt Jones” footsteps to build and personalize the best dirt jump bike possible. At home boosting your local 6 pack, ripping up the pump track, or hitting the local skate park the Alcatraz has what you need to take care of business.
Download bike info (PDF)Series 3 6061 Aluminum Frame, 26â Wheels, 135x10mm Horizontal Dropouts, 73mm Threaded BB, ISCG 05 Tabs
Manitou Circus Expert, 26", 100mm Travel, Coil Spring, Taper Steerer Tube, 20x110mm Thru Axle
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Marin Custom Extrusion, 27mm Inner, Pinned Joint
Forged Alloy, 135x10mm, Bolt-On, Quad Sealed Bearings, Disc, 32H
Forged Alloy, 110x20mm, Disc, 32H
14g Black Stainless Steel
Vee Tire, XCV 26x2.25â, LSG Compound, Wire Bead
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Marin Forged Alloy, Alloy 32T Chainring, 104mm BCD
External Sealed Cartridge Bearings
KMC HL-1
14T Single Speed Cog
Tektro HDM275 Hydraulic, 160mm Rotor
Tektro HDM275 Hydraulic, 160mm Rotor
Tektro HDM275
Marin Riser, 6061 Double Butted Aluminum, 38mm Rise, 750mm Width, 4º Up, 9º Back
Marin 3D Forged Alloy, 40mm
Marin Single Clamp Locking
FSA No 57E, Semi-Sealed Cartridge Bearings, 1 1/8" x 1 1/2â
Marin Alloy, 30.9mm
Marin DJ Saddle
Alloy Platform
Marin Chain Tension Device
Specifications, pricing, and availability are subject to change without notice.
| Short | Long | |
|---|---|---|
| Stack | 575 | 580 |
| Reach | 385 | 430 |
| Headtube Angle | 69° | 69° |
| Headtube Length | 115 | 120 |
| Seattube Angle | 69° | 69° |
| Seattube Length | 320 | 320 |
| Toptube Effective | 600 | 646 |
| BB Height | 317 | 317 |
| BB Drop | 22 | 22 |
| Chainstay | 395 | 395 |
| Wheelbase | 1037 | 1083 |
| Standover Height | 370 | 400 |
| Fork Offset | 42 | 42 |
| Seatpost Diameter | 30.9 | 30.9 |
| Handlebar Width | 750 | 750 |
| Stem Length | 40 | 40 |
| Crank Length | 170 | 170 |
All lengths in millimeters
The Alcatraz features a 6061 Series 3 alloy frame, with a burly double butted tubesets for the best ride quality and stiffness, tapered headtubes for maximum strength on big jumps, and horizontal drop out with slotted IS disc brake tabs.
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We have optimized the chainstay length of the Alcatraz to make sure you can have the shortest chainstays possible, giving you the ability to pop a wheelie or manual anywhere at anytime.
The Alcatraz features 135x10mm horizontal dropouts ” the standard in dirt jump technology for axle and dropout strength.
100mm travel X-Fusion Slant DJ-specific fork with air spring, compression and rebound damping, and tapered alloy steerer tube.
