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Measurements Needed For Ordering And Installation

Measurements Needed For Ordering

Note: If your bearing housing or bracket is less than 2½”/ 63mm long, please advise length for alternative / modified holding blocks. Refer to coupling spacer selection if insufficient space between propeller and bearing housing.

Measure with Caliper or Micrometer.

A. Measure shaft diameter (A) to determine cutter models available for your shaft

B. Measure propeller hub diameter (B) and match this to closest possible cutter hub diameter (this will determine exactly which model you will require.

C. Measure space (C) between propeller and stern bearing housing. Compare space with minimum space for installation on dimension chart – if below minimum see spacer selection chart.

D. Measure stern bearing housing diameter (D). This is required in order for us to determine wedge holding block height.

E. Measure Length Of Exposed Taper (E) Forward Of Propeller Face.

Printable version of Measurements Needed For Ordering form

Spurs Order Form

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