i got a top notch grease gun mag ump for christmas it has the early aluminum lower . im going to switch out lower should i go with an fbi lower or the polymor top notch grease gun lower
pluses for tn lower
1 cheaper
2 us parts count
3 mags easier to get and cheaper
4 mag release is better
fbi lower pluses
1 hk
2 uses hk mags
3 has bolt hold open
4 be worth more if i decide to sell someday ( 4 is not that great of chance since ive regretted selling every imi gun ive sold )
if ive missed any thing give me your advise
pluses for tn lower
1 cheaper
2 us parts count
3 mags easier to get and cheaper
4 mag release is better
fbi lower pluses
1 hk
2 uses hk mags
3 has bolt hold open
4 be worth more if i decide to sell someday ( 4 is not that great of chance since ive regretted selling every imi gun ive sold )
if ive missed any thing give me your advise