main calculator | triplet lacing calculator

Rim Dimensions

form populated with data for:

Mavic A119 622

Hub Dimensions

form populated with data for:

Shimano Dynamo DH-3N80 100mm

Build Parameters

ERD Center-flange distance # Spokes
Drilling offsetA positive value will move left nipples to the left or right nipples to the right. (Negative values do the opposite.)
Flange pitch circle dia
Cross patternIndependent left & right values. Decimal cross values are handled just like Damon Rinard's spocalc.xls, but are not currently supported by the rendering engine.
Spoke hole diameter
Hub offsetA positive value will move the entire hub to the right of center.
 - ICE trike = 6mm
 - Pugsley = 17.5mm
 - Moonlander = 28mm
Rim FlipAuto will flip your rim to the strongest orientation. (only affects asymmetrical rims)
Left Right
Spoke length 299.5mm 299.5mm
Tension distribution 100% 100%
Spoke head clearance -0.09mm -0.09mm
Bracing angle 5.5° 5.5°
Wrap angle (at rim) 6.6° 6.6°
Total angle at rim 8.6° 8.6°
Effective tangential PCD 70.2mm 70.2mm
Flange exit angle 86.6° 86.6°
Theta angle 80° 80°
wheel dish rendering spoke lacing rendering (left flange) spoke lacing rendering (right flange)