Drop-in recoil spring assembly for Kimber Ultra 1911 models in 45 ACP or 40 S&W. 16 lb. spring rated for 3″ barrel length.
– Caliber: 45 ACP, 40 S&W
– Barrel length: 3″
– Spring weight: 16 lb.
– Fit: Kimber Ultra models
– Type: Direct OEM replacement








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