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Impurity WTF! 4 Special Edition Frame 20.9
This limited edition of the WTF! 4 frame features high quality seamless brazed joints and hand polished raw finishing.
SPECS
Size (Top Tube Length) : 20.9"
Chain Stay Length : 13.25"
Bottom Bracket Rise: +2"
Head Tube Angle: 75.5°
Seat Tube Angle: 71°
Weight: 2.39 kg / 5.25lbs
Bottom Bracket Type: Mid (73mm, R12-2RS)
Headset Style: Campagnolo style 45x45
Rust Proofing: Yes, Clear Coat
Materials: 4130 CRMO
Heat Treatment; Post Brazing Heat Treatment
Brazing Alloy : Brass
Triple cable guide and the extra cable tab on top-tube