PSA B5 Two Stage Nickel Boron Trigger Lower Build Kit w/Bravo Stock

Upgrade your AR-15 or AR-10 build with the PSA B5 2 Stage Nickel Boron Trigger Lower Build Kit with Bravo Stock — the complete, American-made solution for a smooth, reliable, and accurate lower receiver assembly. Available in classic Black or tactical Flat Dark Earth (FDE) finishes to match your custom rifle aesthetic.This all-in-one AR-15 lower parts kit includes premium B5 Systems furniture and a high-performance PSA 2-stage nickel boron coated trigger that delivers a crisp, consistent pull for improved accuracy and shot-to-shot consistency. Perfect for custom builds, budget upgrades, or finishing your stripped lower receiver.

Key Features & Benefits:

• PSA 2-Stage Nickel Boron Trigger — Smooth nickel boron coating for reduced friction and long-lasting durability; 2.0 lb first-stage take-up + 2.5 lb second-stage break for a total 4.5 lb pull weight; non-adjustable M4 curved trigger design enhances precision without the grittiness of mil-spec triggers.
• B5 Systems Mil-Spec Bravo Stock — Ergonomic, adjustable carbine stock with enhanced cheek weld and rugged construction for comfort during extended range sessions.
• B5 Systems Type 23 P-Grip — Aggressive texture for superior control and retention in all conditions.
• Complete Mil-Spec Buffer Tube Assembly — Includes carbine buffer tube, buffer, spring, castle nut, latch plate, and all necessary detents/springs for proper function.
• Full PSA Lower Parts Kit — Everything needed: fire control group (hammer, trigger, disconnector, springs, pins), bolt catch assembly, magazine catch, safety selector, takedown/pivot pins, and more (note: bolt catch roll pin not included in some 9mm variants).
• Made in America — Reliable components from trusted manufacturers (Palmetto State Armory & B5 Systems) backed by PSA’s Full Lifetime Warranty against defects in materials and workmanship.
• Multi-Caliber Compatibility — Works seamlessly on AR-15 and AR-10 platforms.

Whether you’re building a precision rifle, tactical setup, or entry-level AR, this kit offers exceptional value with upgraded trigger performance over standard mil-spec options — all at a fraction of the cost of piecemeal purchases.Finish Options: Black or Flat Dark Earth (FDE)Platform: AR-15 / AR-10 compatibleImportant Note: Buyer is responsible for compliance with all local, state, and federal laws when assembling firearm kits. All NFA rules apply.

Order your PSA B5 Bravo Lower Build Kit today and experience smoother trigger pulls, better ergonomics, and American-made quality that lasts a lifetime!

By purchasing PSA B5 Two Stage Nickel Boron Trigger Lower Build Kit w/Bravo Stock from our online store, you are guaranteed to receive a high-quality item. We work with trusted brands to offer shooting and hunting enthusiasts, both amateur and professional, quality products at a reasonable price. Choosing to buy from us means opting for quality and practicality

The actual appearance of the product may differ from the image on the website. For additional information about payment, delivery, and product specifications, please contact us by phone or email.