NDZ 18LB Guide Rod Assembly Cerakote Burnt Bronze Adapter for Glock GEN 4-5 19 23 32 38 45

Designed to fit Glock Gen 4-5 Models: G19, G19X, G23, G32, G38, & G45.

Does Not Fit: Glock Gen 1-3 Models.

Upgrade your Glock’s recoil system with the NDZ Performance 18 lb. Guide Rod Assembly, featuring a precision-machined stainless steel rod and a Cerakote Burnt Bronze adapter ring. Designed specifically for Glock Gen 4–5 models, this guide rod eliminates flex, enhances lock-up, and delivers consistent performance under recoil. Perfect for tuning your Glock to match your preferred loads, this assembly includes an 18 lb. recoil spring ideal for managing hotter rounds or reducing felt recoil. The included Gen 4–5 adapter ring ensures proper fitment and alignment; no rattle, no compromise. Dominate control and recoil, upgrade with NDZ precision today.

Features:

• Rigid stainless steel guide rod eliminates flex and improves lock-up.
• 18 lb. recoil spring ideal for reduced recoil or heavier loads.
• Cerakote Burnt Bronze adapter ring fills Gen 4–5 recoil gap for perfect fit.
• Hex screw removable tip allows easy spring weight swaps.
• Enlarged OEM-style base aligns rod parallel to barrel for smoother cycling.
• Drop-in installation, no gunsmithing needed.
• Made in the USA by NDZ Performance.

Glock Factory Recoil Spring Weights by Model

• Glock Models: G17, G20, G21, G22, G24, G31, G34, G35, G37, G40, G41 - Factory Stock Spring weight is 17 lbs.
• Glock Models: G19, G19X, G23, G32, G38 - Factory Stock Spring weight is 18 lbs.

What Recoil Spring Weight do you Need?

• 11 - 13 lbs. Springs: Typically used for Competition Shooting, or when using a Recoil Compensator with Barrel. A lighter weight Recoil spring allows for a faster recoil time. This allows the shooter to stay on target longer and makes target re-acquisition, Faster and Easier.
• 16 lbs. Springs: For Reduced Power Ammunition Loads.
• 17 - 18 lbs. Springs: Factory Weight.
• 19 - 24 lbs. Springs: For Heavy Power Ammunition Loads +p or +p+.

See our complete line of Glock Products here

Cerakote is the world leader in thin film ceramic coating technology.
Cerakote finished accessories offered by NDZ Performance have been commercially applied by professionally trained & certified personnel. Some Cerakote benefits: superior Corrosion Resistance, Abrasion & Wear Resistance, Chemical Resistance, Flexibility Durability / Hardness, Thermal Stability, UV Stability & ease of use. Much more detailed information www.cerakote.com.

Important: We recommend the use of Blue Loctite on the hex screw threads when switching out springs. This will provide a firm hold and still allow easy removal when necessary.

ISMI premium springs are manufactured exclusively with certified aerospace specification alloys; stainless or chrome silicon. Then the springs are heat treated, shot-peened and stress relieved after winding to enhance performance and durability.

Note: NDZ always recommends any part be installed by a qualified and trained gunsmith. NDZ promotes the use of safety practices and gear when working on any firearm.

DISCLAIMER: This product is not manufactured, authorized, endorsed, or warranted by GLOCK. GLOCK does not warrant or represent that this product is compatible with GLOCK pistols.