BT20-B AI Spigot Bottom Rail

BT20-B: Atlas Accuracy International Spigot Bottom Rail

The BT20-B Atlas Accuracy International Spigot Bottom Rail is the same rail found in the BT20 but consists solely of the bottom 1913 rail.
It attaches to the BT19 AAIS on the bottom and accepts any rail-mounted bipod.
This rail is also featured on our BT21 TRG Bracket, BT43 Leveraged Rail, and BT20-B/ARCALOCK Clamp.
It can also attach to many ARCA rail adapters currently available in the market with a two-hole pattern of 1.100” to the ARCA rail and accepts any rail-mounted bipod.
Machined to Picatinny rail standards from 6061-T6 aluminum with Mil-Spec Type III Class 2 finish.
NO HARDWARE INCLUDED