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Ships within 48 hours · Estimated delivery Sep 6 - Sep 11
Thunder B grenades use a safety pin / spoon design very similar to a real grenade
Accepting SR25 AEG magazines
No risk of wire damage under the pinion gear
420 round capacity
Supports sustain trace function up to 35 PRS (2100 RPM) Running fire
Action Army Steel Power-Up Spring for Airsoft AEGs (Tension Options) SSR90 Thunder B grenades use aSteel construction Non linear spring design Easy to install part to increase your stock FPS Compatible with Tokyo Marui, Matrix and other compatible Airsoft Gearboxes 110% (M85) ~270~310 F. P. S. 120% (M90) ~280~340 F. P. S. 130% (M95) ~290~370 F. P. S. 140% (M100) ~320~380 F. P. S. 150% (M110) ~330~390 F. P. S. 160% (M113) ~340~400F. P. S. 170% (M115) ~350~420 F. P. S. 190% (M120) ~360~450 F. P. S. 210% (M125) ~400~470 F. P. S. 235% (M130) ~420~500
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