LEGO Blue Axle to Pin Connector with Friction (43093) | Brick Owl - LEGO Marketplace
Found a 43093 in black while looking for other parts, obviously started gawking about it. Piece hasn't been printed for black since 2002. : r/lego
Amazon.com: Gobricks GDS-913 Compatible with Lego 43093 All Major Brick Brands Toys Building Blocks Technical Parts Assembles DIY (26 Black(080),50 PCS) : Toys & Games
Bunte-Steine-Welt.de - Lego Technic Axle 1L (43093) black
Technic, Axle 1L with Pin with Friction (#43093) (200 pcs) | white | PINAXLE-2L-43093_white
LEGO Black Axle to Pin Connector with Friction (43093) | Brick Owl - LEGO Marketplace