GLOCK OEM Gen 4, Modular Backstrap Replacement Kit, For Glock 20, 21 Gen 4, Black 30819

Glock OEM Gen4 Modular Backstrap Replacement Kit For G20 G21 Black 30819 UPC 764503001369 Modular backstrap kit: GLOCK OEM Gen 4, Modular Backstrap Replacement Kit, For Glock 20, 21 Gen 4, Black. Model 30819 UPC 764503001369. Glock Gen4 G21 MBS Backstrap Kit 30819 black polymer beavertail sizes S M L XL G20 G21 Gen4 grip customization; hand fit. Strap set. OEM G20 Modular Backstrap Replacement Factory complete kit pins included ergonomic comfort control upgrade; frame feel. Glock genuine. 30819: Gen4 MBS Kit G20/21. Fit: Glock 20/21 Gen4. Color: Black. UPC: 764503001369. 30819 Specs FeatureDetails BrandGlock Model30819 TypeModular Backstrap Kit Gen4 CompatibilityG20/21 Gen4 Black .45 ACP Gen4 Grip Kit Kit pro. SEO Glock 30819 "Glock Gen4 backstrap kit G20 G21 30819 UPC 764503001369". Grip guru. 30819: Hand harmony. The End