Laylax Picatinny Rear Stock Base Set for Tokyo Marui MP5 Series Airsoft AEG, Accessories & Parts, External Parts, MP5 External Parts, MP5 Stocks - Evike.com Airsoft Superstore
BUFFER TUBE ADAPTER FOR HK MP5 22LR
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A3 Tactical Rear Stock Adapter for HK MP5-K/SP5-K | Up to 10% Off w/ Free Shipping and Handling
1913 Adapter for MP5 and Clones - JMac Customs LLC
REAR BRACE/STOCK ADAPTER - HK MP5-K/SP5-K DOUBLE PIN