S&M's ATF Frame is available in a lot of different variations, this is the 18" version of the ATF that downsizes that classic style making it more accessible than ever. The ATF (Alcohol, tobacco and firearms) uses S&M's standard heat treated supertherm tube set with a tapered and butted top tube for extra strength, dent resistant down tube, tapered rear stays with massive rear tire clearance and heat treated micro dropouts. ###section### Product Specs MATERIAL: Chromoly HEAD TUBE ANGLE: 75° SEAT TUBE ANGLE: 71° CHAIN STAY LENGTH: 12.4" BB HEIGHT: 10.5" WHEEL SIZE: 18" STANDOVER HEIGHT: 8" DROPOUT SIZE: 14mm HEADSET TYPE: Integrated BB TYPE: Mid BRAKE MOUNTS: Removable (Sold separately) GYRO TABS: None WEIGHT: 4.65lbs (2.1kg) ###section### Product Highlights Responsive geometry with short backend and steep headtube Best suited to street and park riding High-quality chromoly construction Made in the USA Quick and responsive back end ###shogun-image-section### Colour: Pigeon Blue, Blood Red, Black, Clear