• Left/Right dropout bodies are machined from 7005 billet aluminum bar stock
• Version above accommodates square tubing; newer hooded-version in the works for 2007
• Vent holes are pre-drilled for ease of frame fabrication
• Iso disc brake compliant
• Rear derailleur hanger attaches with (2) chainring bolts
• Optional bolt-on disc tab available which also uses (2) chainring bolts
• 12mm brass wear guides are press-fit into dropout each body for durability

Weight per Pair = 255 grams (including mounting hardware)