Home / Services HK MP-5 / HK MP5 A3 Factory Collapsible Stock You cannot add "Factory HK 9mm MP5K/SP5K Barrel" to the cart because the product is out of stock. HK MP5 A3 Factory Collapsible Stock$89900 SKU: HKA3STK-1 Categories: MP5 & 90 Series, Services - HK SP5 SP5K & Clone, Services HK MP-5 Tags: MP5, MP5 Clone, SP5 Product ID: 5308 HK MP5 A3 factory collapsible stock. Original HK, made in Germany. Rare and getting rarer. Does not fit MP5K/SP5K or 40/10 models. Used, Good Condition Fits 9mm standard configuration only Steel German Made Product is out of stock Estimated Re-stock date: Unknown Notify me when this product is back. Please enter a valid email! Subscribe Description Additional information Description HK MP5 A3 factory collapsible stock. Original HK, made in Germany. Rare and getting rarer. Does not fit MP5K/SP5K or 40/10 models. Used, Good Condition Fits 9mm standard configuration only Steel German Made Additional information Weight 32 oz Dimensions 12 × 5 × 4 in Manufacturer HK 922r Qualifying Part YES – Foreign You may also like… Out of stock HK MP5 Factory MLI SP5 SP5K New Type Optic Rail Claw Mount Tan $29900 Out of stock B&T Type HK MP5 Removable Top Rail $6900 Related products MP5 Standard Cocking Tube New $6900 Out of stock Black Polymer HK Vertical Grip 416 G36 UMP MP5 $3900 Out of stock HK MP5 Ambidextrous/Ambi 3 position 0 1 3 Burst Only Lower Group from: $54900 Out of stock MP5 4 Position Lower Grip Frame Housing Used $4900 Login Register Login Password Forgot password? Remember me Login E-mail I agree that my submitted data is being collected and stored. For further details on handling user data, see our Privacy Policy Password Confirm Password Minimum 4 characters