Product Features & Specifications
Ergo 4971B Castle Nut Steel Black for AR-Platform
Works with Commercial, Military & Hybrid Buffer Tubes Fits: AR-15 and all AR Variants
| Brand | Ergo |
| Model | Castle Nut |
| Firearm Fit | AR-Platform |
| Color | Black |
| Material | Steel |
| Dimensions | 20x 0.4x 5 in |
| Weight | 0.06 lbs |
| SKU | 153403 |
| UPC | 810049123000 |
| MPN | 4971B |
