Geissele URG-I Near Clone 5.56 NATO 14.5" 1:7" Gov Bbl DDC Complete Upper Receiver Group w/13.5" M-LOK MK16 SMR 08-159

Geissele URG-I Near Clone 5.56 NATO 11.5" 1:7" Gov Bbl DDC Complete Upper Receiver Group w/10.5" M-LOK MK16 SMR 08-315

Geissele Super Duty MOD1 5.56 NATO 16" 1:7" CHF Chrome Lined Bbl Black Complete Upper Receiver Group 08-548B

Geissele Super Duty MOD1 5.56 NATO 14.5" 1:7" CHF Chrome Lined Pinned & Welded Bbl Black Complete Upper Receiver Group 08-547B

Geissele URG-I Near Clone 5.56 NATO 10.3" 1:7" Gov Bbl DDC Complete Upper Receiver Group w/9.3" M-LOK MK16 SMR 08-176

Geissele Super Duty MOD1 5.56 NATO 12.5" 1:7" CHF Chrome Lined Bbl Black Complete Upper Receiver Group 08-545B

Geissele Super Duty MOD1 5.56 NATO 11.5" 1:7" CHF Chrome Lined Bbl DDC Complete Upper Receiver Group 08-544S

Geissele Super Duty MOD1 5.56 NATO 16" 1:7" CHF Chrome Lined Bbl DDC Complete Upper Receiver Group 08-548S

Geissele Super Duty MOD1 5.56 NATO 12.5" 1:7" CHF Chrome Lined Bbl DDC Complete Upper Receiver Group 08-545S

Geissele Super Duty MOD1 5.56 NATO 14.5" 1:7" CHF Chrome Lined Pinned & Welded Bbl DDC Complete Upper Receiver Group 08-547S

Geissele Super Duty MOD1 5.56 NATO 10.3" 1:7" CHF Chrome Lined Bbl DDC Complete Upper Receiver Group 08-543S

Geissele Super Duty MOD1 5.56 NATO 13.9" 1:7" CHF Chrome Lined Pinned & Welded Bbl Black Complete Upper Receiver Group 08-546B

Geissele Super Duty MOD1 .300 BLK 8" 1:8" CHF Chrome Lined Bbl DDC Complete Upper Receiver Group 08-553S

Geissele Super Duty MOD1 .300 BLK 8" 1:8" CHF Chrome Lined Bbl Black Complete Upper Receiver Group 08-553B

Geissele Super Duty MOD1 5.56 NATO 11.5" 1:7" CHF Chrome Lined Bbl Black Complete Upper Receiver Group 08-544B

Geissele Super Duty MOD1 5.56 NATO 10.3" 1:7" CHF Chrome Lined Bbl Black Complete Upper Receiver Group 08-543B

Geissele Super Duty MOD1 5.56 NATO 13.9" 1:7" CHF Chrome Lined Pinned & Welded Bbl DDC Complete Upper Receiver Group 08-546S

Geissele Super Duty 5.56 NATO 11.5" 1:7" CHF Bbl Black Stripped Upper Receiver w/10.5" M-LOK MK16 SMR 08-245B

Geissele Super Duty 5.56 NATO 16" 1:7" CHF Bbl DDC Stripped Upper Receiver w/15" M-LOK MK16 SMR 08-247S

Geissele Super Duty 5.56 NATO 11.5" 1:7" CHF Bbl DDC Stripped Upper Receiver w/10.5" M-LOK MK16 SMR 08-245S

Geissele Super Duty 5.56 NATO 10.3" 1:7" CHF Bbl DDC Stripped Upper Receiver w/9.3" M-LOK MK16 SMR 08-244S

Geissele Super Duty 5.56 NATO 16" 1:7" CHF Bbl Black Stripped Upper Receiver w/15" M-LOK MK16 SMR 08-247B

Geissele Super Duty 5.56 NATO 14.5" 1:7" CHF Bbl Black Stripped Upper Receiver w/13.5" M-LOK MK16 SMR 08-246B

Geissele Super Duty 5.56 NATO 10.3" 1:7" CHF Bbl Black Stripped Upper Receiver w/9.3" M-LOK MK16 SMR 08-244B

Geissele Super Duty 5.56 NATO 14.5" 1:7" CHF Bbl DDC Stripped Upper Receiver w/13.5" M-LOK MK16 SMR 08-246S