<p>These seamless follow focus gears have industry standard pitch 32 (module 0.8 mm).</p>
<p>Suitable for Canon FD lenses (14mm, 24mm, 35mm, 55mm, 85mm, 135mm).</p>
<p>Outer diameter of all gears gears is 89.6mm.</p>
<p>Inner diameters are:</p>
<ul>
<li>61.6mm - for 14mm lens;</li>
<li>71.5mm - for 24mm lens;</li>
<li>65.6mm - for 35mm lens;</li>
<li>74.4mm - for 55mm lens;</li>
<li>80.0mm - for 85mm lens;</li>
<li>71.7mm - for 135mm lens.</li>
</ul>
<p>Width is 10mm.</p>
<p>Made of aviation grade quality aluminium alloy.</p>
<p>Secured by 3 set screws (installed) with an allen key (included for each gear).</p>
<p></p>