Heckler & Koch HK21
Heckler & Koch Fábrica de Braço de Prata SEDENA
Verified Firearm Specifications
Search our database of normalized firearm specifications. Compare precise weights, barrel lengths, and action types across thousands of unique models.
Heckler & Koch HK21 vs Madsen machine gun
Objective Side-by-Side
Madsen machine gun
Dansk Rekyl Riffel Syndikat A/S
Heckler & Koch HK21 Specs Snapshot
Weight
279.36 oz
Barrel Length
17.7 in
Overall Length
40.2 in
Standard Capacity
N/A
Caliber
HK21
Action Type
blowback
Avg Used Price
$18,000.00
Avg New Price
$25,000.00
Madsen machine gun Specs Snapshot
Weight
320 oz
Barrel Length
22.99 in
Overall Length
45 in
Standard Capacity
N/A
Caliber
List of cartridges .30-06 Springfield .303 British [ 3 ] 6.5×52mm Carcano 6.5×53.5mmR 6.5×55mm 7×57m
Action Type
recoil-operated
Avg Used Price
$10,000.00
Avg New Price
$15,000.00
Differences At A Glance
Weight
-40.64 oz
Barrel Length
-5.29 in
Overall Length
-4.8 in
Standard Capacity
Caliber
Action Type
Avg Used Price
+$8,000.00
Avg New Price
+$10,000.00
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