The Sig Sauer Tread Hand Stop kit is M-LOK compatible. Comes with short and long handstops and the connectors and mounting hardware to install them.
Sig Sauer Tread Hand Stop Kit, M-LOK, Fits AR-15 Rifles, Black KIT-TRD-GRIP-HANDSTOP-BLK
SIG TREAD Handstop Kit M-LOK, Black
$38.16
9 in stock
