Hi Mario, yes this is MA compliant. You are allowed the pistol grip as long as you do not have any other banned features.
mass.gov/files/documents/2019/12/10/Enforcement%20Notice_1.pdf
Stay safe & have a great day!

Mario, It is MA complaint, just like the S&W Volunteer in your first question.
SEE HERE >>> mass.gov/files/documents/2019/12/10/Enforcement%20Notice_1.pdf
.
Section 121 incorporates by reference the definition of “semiautomatic assault weapon” in the
former federal assault weapons ban. This establishes that in Massachusetts weapons with the
following characteristics are also within the definition of Assault weapon:2
18 U.S.C. section 921(a) (30) as appearing in such section on September 13, 1994:
(B) a semiautomatic rifle that has an ability to accept a detachable magazine and
********************* HAS AT LEAST 2 OF— **************
(i) a folding or telescoping stock;
(ii) a pistol grip that protrudes conspicuously beneath the action of the
weapon;
(iii) a bayonet mount;
(iv) a flash suppressor or threaded barrel designed to accommodate a
flash suppressor; and
(v) a grenade launcher;
.
Stay safe & have a great day!

Fixed magazine models available from Dark Storm here : dark-storm.com/dsi/dsi-fixed-mag-firearms/

Hi Mario and welcome. Unfortunately, no Sir. Details under Rifles here : budsgunshop.com/feeds/state_reg/massachusetts_restrictions.pdf