- Please choose product options by visiting Quantum Mark 2 Lower Receiver.
Showing all 4 results
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Quantum Mark 1
Complete lower receiver$799.99Read more
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Receiver Set
Matched receiver set build kit$529.99 – $629.99Select options
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Receiver Set + Handguard
Upper and lower receiver with handguard$739.99 – $909.99Select options
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Quantum Mark 2 Lower Receiver
Stripped lower receiver$239.99 – $274.99Select options
