Mash Adventure 400 (2017) £2,499 Staffordshire, West Midlands Make: Mash Model: Adventure 400 Engine: 400cc Style: Dual-Sport Mileage: 1,351 miles Condition: Used Colour: Grey Seller: Arnolds Motorcycles (Burton) Mash Adventure 400 (2017), 400cc, 1351 miles. Just arrived, a rare bike indeed, the Mash Adventure 400! Looking for the unicorn of adventure bikes? Well this could be just what you need! One key, HPI clear, aluminium advenure side panniers included! Detailed images & info uploaded shortly, Call for info!! View bike details...