VFC AR/MCX Efficiency Hammer Spring

Price: $14.00 — In stock at 1 retailer.

The One Spring You Need For Efficiency All Year-Round Boost your VFC GBBRs performance year-round with the Waldo Dynamics Efficiency Hammer Spring, precision-engineered for the VFC AR and MCX GBBR platforms. Designed at 75% strength, this hammer spring delivers improved gas efficiency over the st...