Rotary 321 Lock Nuts 3/8" Coarse by Rotary $6.08 Sold out 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Sold out PRODUCT INFORMATION Type Nuts PRODUCT DESCRIPTION DESCRIPTION Lock Nuts Only. 3/8" Coarse. Min 10 SPECS THREAD SIZE 3/8"-16