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 M1918 Browning automatic rifle
Objective Side-by-Side
M1918 Browning automatic rifle
Multiple
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
M1918 Browning automatic rifle Specs Snapshot
Weight
255.68 oz
Barrel Length
24 in
Overall Length
47 in
Standard Capacity
N/A
Caliber
7.62×63mm (.30-06 Springfield)
Action Type
gas-operated
Avg Used Price
$1,800.00
Avg New Price
$3,000.00
Differences At A Glance
Weight
+23.68 oz
Barrel Length
-6.3 in
Overall Length
-6.8 in
Standard Capacity
Caliber
Action Type
Avg Used Price
+$16,200.00
Avg New Price
+$22,000.00
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