For in spec Castle Nuts Staking is $20
Chinesium or other improper spec Castle Nuts will be replaced with a Milspec Castle Nut for an additional $14 or $18 for a Forward Control Design CNF (Castle Nut, Forward Controls) If you would like a Cerakoted CNF please add the color in the comments . Colors availible are FDE , ODG , Burnt Bronze & Grey
Castle Nut is torqued and staked in two places as per Milspec TM