Add to Cart Quick view SHS AEG Upgrade Spring M120 MSRP: Now: $15.99 Was: SHS AEG Upgrade Spring M120Stock spring strength in most AEGs. Outputs 380-410 fps with .20g BB. Material: Piano wire Gross weight: 20g
Quick view SHS AEG Upgrade Spring M150 MSRP: Now: $15.99 Was: SHS AEG Upgrade Spring M150Material: Piano wire Outputs 470-500 fps with .20g BB. Gross weight: 32g
Add to Cart Quick view SHS AEG Upgrade Spring M130 MSRP: Now: $15.99 Was: SHS AEG Upgrade Spring M130Material: Piano wire Outputs 410-440 fps with .20g BB. Gross weight: 26g
Add to Cart Quick view SHS AEG Upgrade Spring M100 MSRP: Now: $15.99 Was: SHS AEG Upgrade Spring M100Material: Piano wire Gross weight: 18g
Add to Cart Quick view SHS AEG Upgrade Spring M170 MSRP: Now: $15.99 Was: SHS AEG Upgrade Spring M170 Material: Piano wire Gross weight: 36g
