Dynamic Fingerboard Lock Nuts - 6 Pack for Climbing Training & Home Gym Equipment - Secure and Durable Climbing Accessories for Rock Climbing, Bouldering, and Finger Strength Exercises

 A replacement 6 pack of stainless steel lock nuts for all your truck tuning needs! These lock nuts feature a small nylon insert that will grip the threads of your trucks to prevent loosening. These will fit Dynamic Trucks and most other professional fingerboard trucks.