Box Components Box Four 8 Speed Compact Multi Shifter - 8 Speed - 22.2mm Bar Clamp - with Display PDP|PLP|Suits Freehub Type Maximised ventilation effective even at

Maximised ventilation effective even at very low speeds

The Hellbender 70 Bottom Bracket will be an impactful and lasting upgrade to any bike

The Stash Chain Tool from Granite Designs is an ingenious design which lets you store a chain tool directly in your handlebar

220 PSI replacement analog pressure gauge: For all standard 2014 and earlier high pressure pumps with a 2

Box Components Box Four 8 Speed Compact Multi Shifter - 8 Speed - 22.2mm Bar Clamp - with Display PDP|PLP|Suits Freehub Type Maximised ventilation effective even atThe Box Four shifter's main features aren't strikingly different from Box Three's. The key difference is its 8 speed platform. They've chosen to modernise the 8 speed in much the same way they did the 9 speed for Prime 9. Just like the Prime 9, the Box Four shifters take advantage of the "less is more" theme and exploit durability, simplicity, and reliability. Available as a multi shift (pull several gears at once) or single shift shifter (a sound