LEGO part 2905: Technic Beam Triangle Thin [Type I]
![LEGO part LEGO part 2905: Technic Beam Triangle Thin [Type I]](https://setobrick.com/files/part-2905.jpg)
Specifications
| Reference | 2905 |
|---|---|
| Category | Technic Beams |
| Material | ABS plastic |
| Colours | 13 |
| Sets | 161 |
| Listed pieces | 674 |
| First appearance | 1995 |
| Latest appearance | 2013 |
| Element (Black) | 4142543 · 290526 |
LEGO part 2905, Technic Beam Triangle Thin [Type I], belongs to the Technic Beams category. It exists in 13 colours and appears in 161 sets of our database, from 1995 to 2013, for a total of 674 listed pieces. Its most common colour is Black.
Number 2905 identifies the shape and is moulded under the part. Each colour also has its own element ID, the one Pick a Brick uses: in black, it is 4142543.
Part 2905 through the years
The oldest set in our database that contains part 2905 is 8485 Control Centre / Control II, released in 1995 in the Technic theme. No set in our database uses it after 2013, the year of 70011 Eagles' Castle. To get it today, look for older sets or buy it second-hand.
Its peak year is 2009, with 15 sets containing it. The set with the most copies is 8275 Motorized Bulldozer: 30 copies, against an average of 4.2 per set.
The part is closely tied to the Technic theme: 61% of the sets that contain it belong to it. With 161 sets, it ranks no. 827 of 2,731 parts in our database and no. 26 of 37 in the Technic Beams category.
Sets containing part 2905, by period
| Period | Sets | |
|---|---|---|
| 1995-1999 | 43 | |
| 2000-2009 | 104 | |
| 2010-2013 | 14 |
Colours of part 2905
3 colours appear in only one set: green (8000 Pit Droid), tan (8001 Battle Droid) and dark red (8756 Sidorak).
| Colour (element ID) | Sets | Pieces | Example sets |
|---|---|---|---|
| Black4142543 · 290526 | 79 | 299 | 807084808051 |
| Yellow4296140 · 4251461 | 20 | 72 | 848082758069 |
| Red4142540 · 290521 | 18 | 60 | 838682948274 |
| Light Gray4142539 · 290502 | 18 | 40 | 848084798457 |
| Light Bluish Gray4211653 | 17 | 82 | 829780517633 |
| Dark Bluish Gray4210689 | 16 | 59 | 1019582978052 |
| Blue4254627 · 4142541 | 7 | 18 | 841784168011 |
| Dark Gray4142544 · 4124042 | 6 | 28 | 800274718446 |
| Pearl Light Gray4227598 | 3 | 6 | 864586218622 |
| White4142538 · 290501 | 2 | 4 | 84809748 |
| Green4142546 · 4141200 | 1 | 2 | 8000 |
| Tan4142545 · 4140439 | 1 | 2 | 8001 |
| Dark Red4250512 | 1 | 2 | 8756 |
Where to buy part 2905
Setopedia shows no prices: they vary by colour, condition and seller. Amazon links are affiliate links.
Sets that include part 2905
Sets ranked by popularity that include at least one part 2905, in any colour.
10195Republic Dropship with AT-OT2009 · 1,758 piecesView the set
8070Supercar2011 · 1,281 piecesView the set
8297Off-Roader2008 · 1,097 piecesView the set
8480Space Shuttle1996 · 1,366 piecesView the set
8052Container Truck2010 · 686 piecesView the set
8051Motorbike2010 · 467 piecesView the set
7633 Construction Site2009 · 898 pieces
3D8285 Tow Truck2006 · 1,879 pieces
3D9395 Pick-Up Tow Truck2012 · 954 pieces
7642 Garage2009 · 958 pieces
3D8275 Motorized Bulldozer2007 · 1,381 pieces
10178 Motorized Walking AT-AT2007 · 1,137 pieces
3D8448 Super Street Sensation1999 · 1,406 pieces
3D9392 Quad Bike2012 · 199 pieces
8068 Rescue Helicopter2011 · 408 pieces
7659 Imperial Landing Craft2007 · 471 pieces
8674 Ferrari F1 Racer 1:82006 · 1,246 pieces
7249 XXL Mobile Crane2005 · 530 pieces
8386 Ferrari F1 Racer 1:102004 · 719 pieces
8069 Backhoe Loader2011 · 609 pieces
8053 Mobile Crane2010 · 1,289 pieces
8265 Front Loader2009 · 1,061 pieces
8292 Cherry Picker2008 · 725 pieces
8294 Excavator2008 · 720 pieces
3D8274 Combine Harvester2007 · 1,025 pieces
7898 Cargo Train Deluxe2006 · 857 pieces
8421 Mobile Crane2005 · 1,885 pieces
8420 Street Bike2005 · 506 pieces
8455 Backhoe Loader2003 · 704 pieces
8458 Silver Champion2000 · 1,433 pieces
3D8001 Battle Droid2000 · 336 pieces
8479 Barcode Multi-Set1997 · 1,274 pieces
8485 Control Centre / Control II1995 · 1,067 pieces
8460 Pneumatic Crane Truck / Mobile Crane1995 · 863 pieces
3D8049 Tractor with Log Loader2010 · 525 pieces
8262 Quad Bike2009 · 308 pieces
8295 Telescopic Handler2008 · 1,182 pieces
8284 Tractor2006 · 872 pieces
3D8466 4x4 Off Roader2001 · 1,103 pieces
8457 Power Puller2000 · 980 pieces
3D8002 Destroyer Droid2000 · 567 pieces
8462 Tow Truck1998 · 786 pieces
3D6753 Highway Transport2009 · 1,294 pieces
3D8063 Tractor with Trailer2009 · 1,100 pieces
8263 Snow Groomer2009 · 590 pieces
8157 Ferrari F1 1:92008 · 997 pieces
8291 Dirt Bike2008 · 248 pieces
8288 Crawler Crane2006 · 800 pieces
7471 Mars Exploration Rover2003 · 865 pieces
8461 Williams F1 Team Racer2002 · 1,484 pieces
9748 Droid Developer Kit1999 · 658 pieces
8422 Circuit Shock Racer / V-Twin Super Bike1995 · 311 pieces
8061 Gateway of the Squid2010 · 356 pieces
8045 Mini Telehandler2010 · 117 pieces
3D8270 Rough Terrain Crane2007 · 106 pieces
8000 Pit Droid2000 · 223 pieces
8446 Crane Truck1999 · 573 pieces
8417 Mag Wheel Master1998 · 315 pieces
8459 Pneumatic Front-End Loader1997 · 595 pieces
8425 Black Hawk / Sky Stormer1996 · 469 pieces
8443 Pneumatic Log Loader / Pneumatic Logger1996 · 334 pieces
70011 Eagles' Castle2013 · 372 pieces
21100 Shinkai 6500 Submarine2011 · 413 pieces
2283 Witch Doctor2011 · 336 pieces
3D8272 Snowmobile2007 · 332 pieces
7786 The Batcopter: The Chase for the Scarecrow2007 · 300 pieces
Related parts
Often found with part 2905
Parts that share the most sets with part 2905, based on set inventories.
Technic Gear 8 Tooth3647 · 89 shared sets
Technic Axle Connector Ridged [with x Hole x Orientation]6538b · 96 shared sets
Technic Gear 16 Tooth with Round Holes [Old Style]4019 · 57 shared sets
Technic Engine Cylinder with Side Slots2850a · 38 shared sets
Technic Beam 1 x 4 Thin with Stud Connector2825 · 79 shared sets
Technic Pin Connector Round [No Slot]75535 · 60 shared sets
Technic Beam 1 x 5 Thin32017 · 68 shared sets
Technic Bush 1/2 Smooth with Axle Hole Reduced32123a · 65 shared sets
More parts in the Technic Beams category
32271 Technic Beam 1 x 9 Bent (7 - 3) Thick336 sets
11478 Technic Beam 1 x 5 Thin with Axle Holes on Ends274 sets
32063 Technic Beam 1 x 6 Thin228 sets
32250 Technic Beam 3 x 5 L-Shape with Quarter Ellipse Thin177 sets
32065 Technic Beam 1 x 7 Thin146 sets
71708 Technic Beam 2 x 3 L-Shape with Quarter Ellipse Thick112 sets
32249 Technic Beam 3 x 3 L-Shape with Quarter Ellipse Thin109 sets
39793 Technic Connector Beam 3 x 3104 sets
Frequently asked questions
How many LEGO sets include part 2905?
Part 2905 (Technic Beam Triangle Thin [Type I]) appears in 161 sets listed on Setopedia, from 1995 to 2013, in any colour.
Which LEGO set contains the most copies of part 2905?
Set 8275 Motorized Bulldozer, released in 2007, contains 30 copies, the highest count in our database. On average, a set containing part 2905 has 4.2.
Which colours does LEGO part 2905 come in?
13 colours are listed for part 2905. The most common is Black, found in 79 sets.
What is the rarest colour of part 2905?
According to our inventories, it is green, found in only 1 set (8000 Pit Droid).
What is the element ID of part 2905 in black?
In black, part 2905 has element ID 4142543 or 290526. Number 2905 is the mould number, the same for every colour.
Is LEGO part 2905 still used in recent sets?
Not in our database: its last set dates from 2013 (70011 Eagles' Castle). Look for it in second-hand sets or on BrickLink.
Where can I buy LEGO part 2905 individually?
Single parts 2905 can be ordered on Pick a Brick (lego.com) in colours currently produced, or on BrickLink for older colours. The part is also included in the sets listed on this page.

Technic Beam Triangle Thin [Type II]99773 · Alternative