FFL-compliant checkout Live inventory verification Pickup / transfer ready
(800) 551-2791 beverlyhillsguns.com
0

Your cart is empty

Total $0.00
Sign In Create Account
Browse Beverly Hills Guns
Navigate by category, brand, and customer workflow.
Training, appointments, transfers, and company pages.
Store & Compliance
Built for modern storefront browsing without losing the firearm compliance workflow behind the scenes.
  • Live inventory validation before checkout
  • Workflow-aware store pickup and transfer routing
  • State-aware compliance filtering
  • Scoped category search that respects browse context
Search Beverly Hills Guns
Search by Manufacturer, Model, UPC, or MPN.
Leapers, Inc. - UTG Model 4
California Proposition 65 Warning

This product can expose you to chemicals including lead, known to cause cancer and birth defects. For more info visit P65Warnings.ca.gov.

Leapers, Inc. - UTG

Model 4

$79.97
$64.97
Sale Price
Available California compliant

Leapers, Inc. - UTG Model 4, Combat Ops S2, Stock Kit, 6-Position Mil-Spec Stock Assembly, includes Extension Tube, Buffer, Buffer Spring, Tear-drop Ring and Castle Nut, Black Finish RBUS2BM

Key Details
Brand Leapers, Inc. - UTG
Manufacturer Part Number RBUS2BM
UPC 4717385551459
SKU UTGRBUS2BM
Current Stock 37 available
Quantity Updated Apr 23, 2026 7:30 PM
Already have an account from an in-store purchase? Log in to use that profile for checkout and future orders.
Continue Shopping
Share This Product
Purchase Requirements
  • Final availability is confirmed at checkout.
In-Store Pickup Required: All firearm purchases must be picked up at our Beverly Hills location after background check completion.
Product Description

The Leapers UTG AR-15 PRO Model 4 Ops Ready S2 Stock is molded from high impact reinforced polymer materials. It features an ergonomically chamfered rubberized butt pad and a slanted cheek rest that enhances shooting stability and consistent firearm control. The stock has an integral sling loop and ambidextrous QD sling swivel housing. Lightweight and super slim, the stock has fully dehorned corners and melted contours for snag-free use. This kit includes a Mil-Spec receiver extension tube machined from aircraft aluminum with proper Mil-Spec rolled threads. The tube is hard coat anodized for corrosion and wear resistance.

Features
  • Black finish
  • Combat Ops S2
  • 6-position mil-spec stock assembly
  • Includes extension tube buffer" buffer spring" tear-drop ring & castle nut"
  • For AR15
Specifications
UPC: 4717385551459
Manufacturer: Leapers, Inc. - UTG
Manufacturer Part #: RBUS2BM
Model: Model 4
Model (Alt): Combat
Type: Stock