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RS Regulate Rear Biased Lower
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.

RS Regulate

Rear Biased Lower

$155.00
$140.00
Sale Price
Available California compliant

RS Regulate Rear Biased Lower, Modular Side Mount, Fits AKM Type Rifles, Matte Finish, Black, Not Compatible with Folding Stocks AK-302M

Key Details
Brand RS Regulate
Manufacturer Part Number AK-302M
UPC 617395300105
SKU REGAK-302M
Current Stock 17 available
Quantity Updated Apr 27, 2026 10:00 AM
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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

In 2012, RS Regulate began rolling out the first models of the AK-300 Modular Side Mount System, which now features six fully modular uppers and nine different lowers: a front-biased, a rear-biased, and a full-length lower for most Eastern European AK side rails; a front-biased and full-length lower for Yugo/Serbian rifles; a PSL and and Romanian M10/RH10 rifles; a Century Arms proprietary side rail; and even a rear-biased lower for Czech vz. 58s.

Features
  • Rear Biased Lower
  • Common Usage: AKM Type rifles (Russian, Bulgarian and other AKM pattern rifles)
  • Product Dimensions: 4.78 x 0.55 x 2.16 inches
  • Weight: 2.88 oz
Specifications
UPC: 617395300105
Manufacturer: RS Regulate
Manufacturer Part #: AK-302M
Model: Rear Biased Lower
Finish: Matte
Type: Side Mount