![LEGO Sets with Part 41531 Technic 4 x 4 Round Pin Connector Block with 3 Pin Holes, Cylinder and Center Bar LEGO Sets with Part 41531 Technic 4 x 4 Round Pin Connector Block with 3 Pin Holes, Cylinder and Center Bar](https://www.toysperiod.com/img/cache/09/800x600/d4e4o5g414l436v5o2x5o2r284o2x2w284z254s2x5l4e4z353u214t2z2w2w2.jpg)
LEGO Sets with Part 41531 Technic 4 x 4 Round Pin Connector Block with 3 Pin Holes, Cylinder and Center Bar
![LEGO Technic Cylinder with Center Bar with Chevrons Left Sticker (41531) | Brick Owl - LEGO Marketplace LEGO Technic Cylinder with Center Bar with Chevrons Left Sticker (41531) | Brick Owl - LEGO Marketplace](https://img.brickowl.com/files/image_cache/larger/lego-technic-cylinder-with-center-bar-with-chevrons-left-sticker-41531-28-1185723-538866.jpg)
LEGO Technic Cylinder with Center Bar with Chevrons Left Sticker (41531) | Brick Owl - LEGO Marketplace
![LEGO PART 41531 Technic Cylinder 4 x 4 with Pin Holes and Centre Bar, Closed Sides on Bar | Rebrickable - Build with LEGO LEGO PART 41531 Technic Cylinder 4 x 4 with Pin Holes and Centre Bar, Closed Sides on Bar | Rebrickable - Build with LEGO](https://rebrickable.com/media/parts/photos/148/41531-148-ef71cc07-08a6-4ea0-b7d4-74b756b6381c.jpg)
LEGO PART 41531 Technic Cylinder 4 x 4 with Pin Holes and Centre Bar, Closed Sides on Bar | Rebrickable - Build with LEGO
![LEGO Part 41531 Cylinder 4 x 4 x 1 2/3 with Pin Holes and Center Bar [Red] (4159542, 4296548, 4570494, 6060783) | iBricktoys: LEGO shop guide and database LEGO Part 41531 Cylinder 4 x 4 x 1 2/3 with Pin Holes and Center Bar [Red] (4159542, 4296548, 4570494, 6060783) | iBricktoys: LEGO shop guide and database](http://www.ibricktoys.com/image/cache/data/parts/l/41531-5-500x500.jpg)
LEGO Part 41531 Cylinder 4 x 4 x 1 2/3 with Pin Holes and Center Bar [Red] (4159542, 4296548, 4570494, 6060783) | iBricktoys: LEGO shop guide and database
![LEGO PART 41531 Technic Cylinder 4 x 4 with Pin Holes and Centre Bar, Closed Sides on Bar | Rebrickable - Build with LEGO LEGO PART 41531 Technic Cylinder 4 x 4 with Pin Holes and Centre Bar, Closed Sides on Bar | Rebrickable - Build with LEGO](https://rebrickable.com/media/parts/photos/15/41531-15-66f96f85-494b-4895-a576-d158149c2dae.jpg)
LEGO PART 41531 Technic Cylinder 4 x 4 with Pin Holes and Centre Bar, Closed Sides on Bar | Rebrickable - Build with LEGO
![Building Blocks Compatible with LEGO 41531 Technical Support MOC Accessories Parts Assembly Set Bricks DIY - AliExpress Building Blocks Compatible with LEGO 41531 Technical Support MOC Accessories Parts Assembly Set Bricks DIY - AliExpress](https://ae01.alicdn.com/kf/S7ee613891bda425e9843e653344b5fe8F.jpg_640x640Q90.jpg_.webp)
Building Blocks Compatible with LEGO 41531 Technical Support MOC Accessories Parts Assembly Set Bricks DIY - AliExpress
![LEGO Part 41531 Cylinder 4 x 4 x 1 2/3 with Pin Holes and Center Bar [Black] (4159543, 4262615, 6116995) | iBricktoys: LEGO shop guide and database LEGO Part 41531 Cylinder 4 x 4 x 1 2/3 with Pin Holes and Center Bar [Black] (4159543, 4262615, 6116995) | iBricktoys: LEGO shop guide and database](http://www.ibricktoys.com/image/cache/data/parts/l/41531-11-500x500.jpg)