A 17 year old surrey boy is facing charges after he was arrested for selling brass knuckles along a skytrain route.
The teen was arrested earlier this week by transit police.
They were following a crime stoppers tip about a craigslist ad detailing fully functional brass knuckles for sale.
Police say an undercover operation netted three sets of brass knuckles, and a fourth set was found at the teen's home.
The boy is charged with possession of a prohibited weapon and the trafficking of a prohibited weapon.
The young man is known to police.
He is due back in court on Wednesday