MOMO SK-51 gear knob is designed to fit a shaft with a maximum diameter of 15mm and is held in place by three grub screws in a clamp-style fitment
Steering wheel buttons application list:
with complex curves and off-cuts
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establishing it as the fastest Porsche of its time
Works Bell Steering Wheel Hub Boss Kit Quick Release Spacer Kit - From 10mm To 30mm Height:20mm MOMO SK-51 gear knob isWorks Bell steering wheel hub spacer allows you to bring your steering wheel 10 30 mm closer to you in the cockpit. Works Bell steering wheel hub spacer is available in sizes: 10mm, 15mm, 20mm, 25mm, and 30mm. Please choose the size that best fits your needs from the dropdown. Works Bell spacers fit both 6x70mm (Works Bell, MOMO, NRG, Sparco, OMP, Sport Line etc.) and 6x74mm (Nardi, Personal, Luisi etc.) PCD bolt patterns to accommodate the majority