HK MP5/SP5 Bolt Hold Open
Enhance the functionality of your MP5/SP5 with a bolt hold open device for faster reloads and improved efficiency. Designed for H&K firearms, our bolt hold open parts offer precision engineering and reliability, ensuring smoother operation during shooting sessions.
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H&K MP5 40/10 Bolt Hold Torsion Spring
H&K Heckler & Koch
$19.95MP5 40, 10 Bolt Hold Torsion Spring This is the factory spring used to activate the bolt hold-open lever. Great spare and needed part to have on hand.HKP-00455$19.95 -
H&K MP5 40/10 Bolt Hold Open Lever
H&K Heckler & Koch
$74.95MP5 40, MP5 10 Bolt Hold Open Lever - German HK - New A great upgrade for the out-of-spec and sub-par quality part found on clone builds. Compatible With: MP5 40 MP5 10mm MP5 .357 Sig MP5 9 X 25 DillonHKP-01471$74.95 -
H&K MP5 40/10 Threaded Bolt/Mag Follower Catch Screw
H&K Heckler & Koch
$34.95MP5 40/10 Threaded Bolt Catch For Magazine Follower This is the small threaded screw that fits into the bolt-hold-open axle and makes contact with the magazine follower to activate the bolt-hold-open. A small but critical part is to keep spares on hand,...HKP-00454$34.95 -
HKP MP5 40/10 Bolt Hold Open Axle Rod & Pin Combo
HKP HK Parts
$49.95HK MP5 40, MP5 10 Bolt Hold Open Axle Rod & Pin Combo Each bolt hold open rod axle includes the 2 pre-drilled holes for the threaded activation screw and the clamping sleeve. This offering includes both the axle rod and the threaded screw for the...HKP-17405$49.95 -
H&K MP5 40/10 Bolt Hold Open Axle Roll Pin
H&K Heckler & Koch
$8.95H&K MP5 40/10 Bolt Hold Open Axle Roll PinHKP-01634$8.95 -
HKP MP5 40/10 Bolt Hold Open Weldment Set Complete
HKP HK Parts
$189.95HKP MP5 40/10 Bolt Hold Open Weldment Set Complete Not offered or available anywhere else. This is the correct weldment set for the MP5 40/10 BHO components.HKP-17648$189.95 -
H&K HK MP5 40/10 Bolthold Open Set - Used
H&K Heckler & Koch
$0.00MP5 40/10 Bolt Hold Open Set Complete - Used Complete German bolt hold open set that includes: German Axle Rod Axle Roll Pin Lever Torsion SpringHKP-20322$0.00 -
H&K MP5 40/10 Bolt Hold Open Axle Rod
H&K Heckler & Koch
$129.95H&K MP5 40/10 Bolt Hold Open Axle Rod This is the German HK MP5 40/10 bold hold open axle rod. Each unit has the 2 pre-drilled holes for activation screw and clamping sleeve. German HK manufacture. Compatible With: MP5 40 MP5 10 MP5 .357 Please...HKP-01469$129.95