Rival Arms Slide Lock Extension For Glock Gen 3/4, Machined From a Solid Stainless Steel Billet, Quench-Polish-Quench (QPQ) Thermo-Chemical Case Hardened, Black Finish, No Gunsmith Required RA-RA80G001A
Specifications:

Type	Slide Lock
Model	Extended Slide Lock
Dimensions
Size
Material	Stainless Steel
Action
Trigger
Safety
Thread Pattern
Finish	Black QPQ Case Hardened
Bolt Type
Hand
Hammer Type
Max Capacity