LEGO part 4287a: Brick Sloped Inverted 34° 3 x 1 without Internal Stopper

LEGO part 4287a, Brick Sloped Inverted 34° 3 x 1 without Internal Stopper, belongs to the Bricks Sloped category. It exists in 12 colours and appears in 185 sets of our database, from 1995 to 2004, for a total of 718 listed pieces. Its most common colour is Black.

Number 4287a is the LEGO mould number, the one embossed under the part or inside the studs. It is the reference used by Rebrickable, BrickLink and the Pick a Brick service to name the shape regardless of colour: each shape and colour combination then gets its own element number.

Part 4287a through the years

The oldest set in our database that contains part 4287a is 8485 Control Centre / Control II, released in 1995 in the Technic theme. No set in our database uses it after 2004, the year of 10152 Maersk Sealand Container Ship 2004 Edition. To get it today, look for older sets or buy it second-hand.

Its peak year is 2003, with 32 sets containing it. The set with the most copies is 8479 Barcode Multi-Set: 22 copies, against an average of 3.9 per set.

It is spread across several themes, led by Creator (18%), Freestyle (12%) and Technic (10%). With 185 sets, it ranks no. 766 of 2,731 parts in our database and no. 43 of 105 in the Bricks Sloped category.

Sets containing part 4287a, by period