- Barrel Thread adapter to Convert .578x28 (37/63"-28) Female thread into M16x1 RH Male
- Diameter of Internal Hole : 11.7 mm / .46" for 7.62 mm, .308, 9mm, .40, .45ACP,
- 35 mm /1.4" Length
* Shipping from Livonia, MI, USA within 2 days.
** All international shipping is available via. USPS, but there are no returning or refund services if the shipment lost outside USA.
replace within 2 month; Return & refund within 1 month.