Alienation Thunderbird BMX Pivotal Microfiber Red 235mmx140mm 360g Crank Part Not compatible with 27

Not compatible with 27

Cycling Tuned Optics™ throws a long range extra wide beam for road and mountain biking

Forged from chrome vanadium steel chrome plated meticulously polished then center dipped in Park Tool blue vinyl for a positive grip

Misc Trunnion 65 - Vivid C1+ (2024+)

30mm wide hookless carbon rim provides tracking control and compatibility with modern wide tires

Alienation Thunderbird BMX Pivotal Microfiber Red 235mmx140mm 360g Crank Part Not compatible with 27Southwest inspired design with the traditional look and feel of a poncho. Crafted from durable materials and woven for extra strength. Quality welded construction rather than press fitting. Raised pivotal bolt patch and hollow bolt. Double stitched for durability. Embroidered thunderbird. Dense mid foam TECH SPECS Vendor Alienation Manufacture Number Model Name Thunderbird Category Saddles