LEGO part 18651 - Black Technic, Axle Pin 3L with Friction Ridges Lengthwise and 2L Axle at BrickScout
LEGO 6089119 CROSS AXLE 2M AVEC SNAP/FRICTION - NOIR
LEGO® Parts - Technic - Axle - ToyPro
LEGO Black Axle 2L with Friction Pin (18651) | Brick Owl - LEGO Marketplace
Technic, Axle 2L with Pin with Friction Ridges : Part 18651 | BrickLink
NEW LEGO - Technic - Pins - Axle/Pin L3 Friction Ridges Lengthwise Black x 10 | eBay
LEGO Part 6089119 - 18651 - Cross Axle 2M with Snap with Friction Black | LEGO Bricks, Replacement Pieces and Parts | Worldwide Flat Shipping to US, UK, Australia, Canada, New Zealand
Technic(al) matters | New Elementary: LEGO® parts, sets and techniques
lego technic pin" 3D Models to Print - yeggi
LEGO 18651 6089119 Black Technic, Axle Pin 3L with Friction Ridges Lengthwise and 2L Axle | electricBricks : LEGO set and parts shop and database
I think i have found a great way to add shoulder articulation with friction to Vahki lower leg piece (using as slim torso). The 2 green sockets can move up/down freely, so you can add wings or some stuff as well! : r/bioniclelego
Extra string : r/lego
LEGO PART 18651 Technic Axle Pin 3L with Friction Ridges Lengthwise and 2L Axle | Rebrickable - Build with LEGO
The WRO Competition Expansion Pack, LEGO 45819
LEGO PART 65249 Technic Axle Pin 3L without Friction Ridges and 2L Axle | Rebrickable - Build with LEGO
LEGO Black Axle 2L with Friction Pin (18651) | Brick Owl - LEGO Marketplace
LEGO Part 6089119 - 18651 - Cross Axle 2M with Snap with Friction Black | LEGO Bricks, Replacement Pieces and Parts | Worldwide Flat Shipping to US, UK, Australia, Canada, New Zealand