Black Ops Defend'R BMX Stem, Red Go to amazon.com Related posts Which is the best bmx parts? Feature4-Bolt Face Clamp28.6mm (1-1/8") Steerer Clamp50mm Length Extension30mm Stack heightAL6061 Forged Alloy DescriptionSTEM MX BK-OPS AHEAD 1-1/8 DEFEND-R RED