Industry Nine A318 Stem - 40mm 31.8mm Clamp +/-4.4 1 1/8" Aluminum Turquoise 145g look for the serial number

look for the serial number inside the battery door

The roll-top opening makes for quick access

}ODI Ruffian v2

New York Disc Lock with higher security disc-style cylinder

Industry Nine A318 Stem - 40mm 31.8mm Clamp +/-4.4 1 1/8" Aluminum Turquoise 145g look for the serial numberIndustry Nine A318 Stem 40mm 31. 8mm Clamp + 4. 4 1 1 8" Aluminum Turquoise. Industry Nines A Series mountain bike stems are crafted from domestically sourced 7075 aluminum billet into a svelte design achieving a nexus of form and function. Using advanced manufacturing techniques honed over decades in our CNC machine shop we continue our proud tradition of offering riders uncompromising components. The A35 and A318 utilize either a 35mm or 31. 8mm