- Must be used in conjunction with CMMG Bolt Hold Open Follower and Spring (product # 264-289)
- Fitting to your individual lower may be required for optimal performance.
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|Shipping Weight The total weight of the product, including the product’s packaging as it sits on our shelf. Since some products ship directly from supplier, their weight may be unavailable. Because of variations in the manufacturing process, similar products may have differing weights. Unless the product is designated as “Ships Alone”, Shipping Weight does not include the shipping box or packing materials associated with your order.||0.054 Pounds|