Glock Factory GEN 4 Recoil Spring
This full-sized Dual Spring system is said to help reduce recoil. Original Glock Factory part, sold by Glockstore.Comes in Glock model sizes: A) 22/31/35/37 (MARKED 0-1-4)B) 23/32 (MARKED 0-3-3)C) 17/34 (MARKED 0-2-4)D) 19 (MARKED 0-4-3)E) 17T (MARKED 0-5-2)F) 21 (MARKED 0-7-2)