MK18 Steel barrel nut for TM MWS and NGRS tdc shield The piston is made from

The piston is made from steel and will last forever

this grip also has an attached carbon fiber tube that acts as battery space and stock

Steel piston and spring guide made in UK by Jaeger Precision

a fully CNC machined motorgrip with an integrated battery stock

but at an affordable price

MK18 Steel barrel nut for TM MWS and NGRS tdc shield The piston is made fromMK18 Steel barrel nut for TM MWS and NGRS Machined steel barrel nut. Replaces the original barrel nut on either TM MWS or TM NGRS. Possibly also fits other platforms, but it was specifically designed for the above. The full steel construction is more reliable long term than the original part it replaces.