Flak® 2.0 XL - Steel Frame w/ Prizm Road Jade Lenses kids The Heat Exchanger increases the

The Heat Exchanger increases the efficiency of your stoves up to 25%

Maximum front difference: 17T

Height: 23 mm

(1) aluminum strainer lid

Flak® 2.0 XL - Steel Frame w/ Prizm Road Jade Lenses kids The Heat Exchanger increases theThe XL edition Flak 2. 0 offers a standard size frame with enhanced lens coverage, and every millimeter of the peripheral view is optimized with High Definition Optics in a durable yet lightweight design that takes performance to the next level and brings style along for the ride. Lightweight O Matter frame material with ellipse metal icon accents Unobtainium earsocks and nosepads for increased comfort and performance 8. 75 base lens geometry with HDO