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Marin ALCATRAZ FRAME KIT
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Marin
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.
SPECIFICATIONS
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FRAME
Series 3 6061 Aluminum, 26” Wheels, 135x10mm Horizontal Single Speed Dropouts, 73mm Threaded BB, ISCG 05 Tabs
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HEADSET
FSA No 57E, Semi-Sealed Cartridge Bearings, 1 1/8" x 1 1/2”
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EXTRAS
Marin Chain Tension Device
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EXTRAS
Marin MTB Seat Clamp, Bolt Type
GEOMETRY
| SHORT | LONG | |
|---|---|---|
| STACK | 575 | 580 |
| REACH | 385 | 430 |
| HEAD TUBE ANGLE | 69° | 69° |
| HEAD TUBE LENGTH | 115 | 120 |
| SEAT TUBE ANGLE | 69° | 69° |
| SEAT TUBE LENGTH | 320 | 320 |
| TOP TUBE EFFECTIVE | 600 | 646 |
| BB HEIGHT | 317 | 317 |
| BB DROP | 22 | 22 |
| CHAIN STAY | 395 | 395 |
| WHEEL BASE | 1037 | 1083 |
| STAND OVER HEIGHT | 370 | 400 |
| FORK OFFSET | 42 | 42 |
All lengths in millimeters
TECHNOLOGY
SERIES 3 ALUMINUM FRAME
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.
SHORT CHAINSTAYS
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.
135X10MM HORIZONTAL DROPOUTS
The Alcatraz features 135x10mm horizontal dropouts — the standard in dirt jump technology for axle and dropout strength.
DIRT JUMP SPECIFIC SUSPENSION FORK
100mm travel X-Fusion Slant DJ-specific fork with air spring, compression and rebound damping, and tapered alloy steerer tube.