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Mfg Item #: 16809
Tapco's AR Receiver Extension Tube kit includes a M4 buffer tube, castle nut, Tapco end plate sling adaptor, buffer, and a recoil spring. This model is for Mil-Spec AR rifles.
| Size | AR-15 |
|---|---|
| Type | Extension Tube |
| Model | Mil-Spec |
| Series | Extension Tube Kit |
| Material | 7075 T6 Aluminum |