The Strike Industries AR-15 lower Receiver spring replacement kit includes 9 important springs that are commonly replaced or easily lost when building stripped lower receivers. The 9-Piece kit includes springs for the bolt catch, disconnector, buffer retainer, trigger, hammer, magazine catch, selector, and two detents.
Wilson Combat TRLOWERK Lower Parts Kit 5.56x45mm NATO AR-15 AR Platform Black
MSRP:
$49.95
$43.99
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Wilson Combat TRLOWERK Lower Parts Kit 5.56x45mm NATO AR-15 AR Platform Black 2594 USA
MSRP:
$49.95
$43.99
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ET Arms PlumCrazy Gen II Complete AR-15 Lower Receiver w/ M4 Buttstock
MSRP:
$149.99
$109.99
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