I use my 15-22 for Steel Challenge, it's a blast. You will like this gun.
You might want to check out the 15-22 sub-forum at the Smith & Wesson forums:
Does your 15-22 have the M-Lok rail, if so you can use any m-lok accessories.
I have an angled foregrip, grip sleeve on the stock grip to make it a bit thicker, a plug in the grip (I keep a spare optic battery there), a pad on the butt to add a bit of length of pull, an ambidextrous charging handle, and ambidextrous safety on mine. This is the charging handle and safety I have:
I added sights to mine:
Front sight
Rear sight
You might want to check out the 15-22 sub-forum at the Smith & Wesson forums:
Smith & Wesson M&P 15-22
Smith & Wesson M&P 15-22 - Dedicated to the Smith & Wesson M&P 15-22
smith-wessonforum.com
Does your 15-22 have the M-Lok rail, if so you can use any m-lok accessories.
I have an angled foregrip, grip sleeve on the stock grip to make it a bit thicker, a plug in the grip (I keep a spare optic battery there), a pad on the butt to add a bit of length of pull, an ambidextrous charging handle, and ambidextrous safety on mine. This is the charging handle and safety I have:
Radian Weapons Accessories
www.radianweapons.com
I added sights to mine:
Front sight
Rear sight