The BrickTop alloy stem is a classic style, top-mount BMX stem with a 4-bolt handlebar clamp.

With its alloy/steel construction and 4-bolt clamp design, the MX is a trusty BMX quill stem. - Quill Length: 4-1/4-inches - Quill diameter: 21.1mm

The DefendR BMX threadless stem has a AL6061 forged alloy construction and a 4-bolt face clamp. - 30mm stack height - 240g

This BMX quill stem combines a steel rod with an alloy top. The 4-bolt top clamp securely fastens handlebars.