• Machined from 7005 billet aluminum bar stock
• Hollow/square cross-section behind BB shell improves frame responsiveness
• Scallop cuts along both sides improve torsional compliance in rear triangle
• Inside profile provides large rear tire & mud clearance
• Outside profile provides substantial crankarm clearance; chainline can be fine-tuned and easily optimized
• Lower yoke comes pre-mitered for both BB shell and chainstay attachment
• Weight reduction holes double as tooling holes for frame fabrication
• Offered in 26" and 29" versions

Weight = 167 grams (26" version)