Gyrojet
MB Associates
Verified Firearm Specifications
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Gyrojet vs Heckler & Koch HK21
Objective Side-by-Side
Heckler & Koch HK21
Heckler & Koch Fábrica de Braço de Prata SEDENA
Gyrojet Specs Snapshot
Weight
14.08 oz
Barrel Length
5 in
Overall Length
10.88 in
Standard Capacity
6 rds
Caliber
MKI: 13mm rocket MKII: 12mm rocket AR: 6mm rocket
Action Type
blowback
Avg Used Price
$15,000.00
Avg New Price
$225.00
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
Differences At A Glance
Weight
-265.28 oz
Barrel Length
-12.7 in
Overall Length
-29.32 in
Standard Capacity
Caliber
Action Type
Avg Used Price
-$3,000.00
Avg New Price
-$24,775.00
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