Self-lock. ring nut M25x1.5 Z
* Images may not be identical to the part. | TESTIMONIALSI ordered a replacement crank arm(s) for my 22 year old Vision Fitness recumbent exercise bike. The new parts arrived today; less than two business days after placing the order. I installed the new parts and the bike is working like it was brand new, ultra quiet, smooth and the correct resistance. Fitness Repair Parts Support Team, |
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