Overview Reviews Product Description Low-Strength Steel Locknut for Use with Cotter Pins, Zinc Plated, 3/4"-16 Thread Size Product Videos Custom Field Product Reviews (No reviews yet) Write a Review Write a Review × Fine Axle(Castle) Nut 3/4" Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name *Email *Review Subject *Comments