Name: 2026 Marin Alcatraz 2 Frameset
Brand: Marin
Rating: 4.696 (1 reviews)

Series 3 6061 Aluminum, 26” Wheels, 135x10mm Horizontal Dropouts, 73mm Threaded BB, ISCG 05 Tabs

FSA No 57E, Semi-Sealed Cartridge Bearings, 1 1/8" x 1 1/2”

Handling hard knocks, big sends and lightning-fast acceleration, the Alcatraz 2 frameset is your dream build’s foundation. Its Series 3 Aluminum frame is big-line tough and spin-it light. Fine-tuned by Matt Jones, it’s got short chainstays for poppy manuals and a low, short frame so it won’t cramp your style – its geom

Marin Alcatraz 2 Frameset

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A 26″ aluminum frame dirt jump frameset.

A much more affordable Marin Alcatraz Dirtjump bike could be the perfect MTB to dial-in skills on the pump track & progress on jump lines…

Frame	Series 3 6061 Aluminum, 26” Wheels, 135x10mm Horizontal Dropouts, 73mm Threaded BB, ISCG 05 Tabs BB Standard: BSA, 73mm, Threaded
Bottom Bracket	BSA, 73mm, threaded
Headset	FSA No 57E, Semi-Sealed Cartridge Bearings, 1 1/8" x 1 1/2”

2026 MarinAlcatraz 2 Frameset

2026 Marin
Alcatraz 2 Frameset