Burgtec EFX Director Stem

The Burgtec EFX Director is a cast aluminium MTB stem built for riders who want proven Burgtec reliability without compromise. Engineered for trail and enduro use, it pairs a clean, no-nonsense profile with a robust four-bolt faceplate to keep your bars locked down no matter how rough the terrain gets. Whether you're dialling in a new build or upgrading a tired cockpit, the EFX Director delivers the stiffness and confidence you need when it counts.

Design Features

• Cast 6061 aluminium construction delivers excellent strength and durability across all trail conditions
• Four-bolt faceplate design ensures even clamping force and secure bar retention under hard riding
• 31.8mm bar clamp diameter — the industry standard for modern trail and enduro handlebar builds
• 1 1/8" steerer clamp fits the vast majority of current trail and enduro fork steerers
• Low-rise profile supports an aggressive, forward-weighted riding position for technical terrain
• Clean Burgtec aesthetic suits a wide range of build styles from everyday trail to full enduro spec

Specifications

• Material: Cast 6061 aluminium
• Bar clamp diameter: 31.8mm
• Steerer diameter: 1 1/8" (28.6mm)
• Faceplate: 4-bolt design
• Rise: 0°