1216-2 4x4 Corner Bricks was a System i Leg set released in 1955 in Denmark, Norway and Sweden and was available in Black, Blue, Red, Trans-Clear, White, and Yellow colors where each set had one single color. The version released in the United States had 12 or 10 parts, the Canadian version had 11 or 9 parts, European, UK and Australia version had 5 parts.
There are currently no new/sealed listings available for 4x4 Corner Bricks at this time.
Check eBay
Check Amazon

Sets in System i Leg / Supplemental

Theme / Subtheme System i Leg / Supplemental
Year 1955
Pieces 40
Availability Retired
1221-2 LEGO 1x1 Bricks
Retail $1.00
Theme / Subtheme System i Leg / Supplemental
Year 1955
Pieces 40
Availability Retired
1222-2 LEGO 1x1 Round Bricks
Retail $1.00
Value $42.91
Growth  +4191.0%
Annual growth 5.5%
Theme / Subtheme System i Leg / Supplemental
Year 1955
Pieces 26
Availability Retired
1220-2 LEGO 1x2 Bricks
Retail $2.00
Value $31.20
Growth  +1460.0%
Annual growth 4.0%
Theme / Subtheme System i Leg / Supplemental
Year 1955
Pieces 20
Availability Retired
1219-2 LEGO 2x2 Bricks
Retail $1.00
Theme / Subtheme System i Leg / Supplemental
Year 1955
Pieces 15
Availability Retired
1218-2 LEGO 2x3 Bricks
Retail $1.00
Theme / Subtheme System i Leg / Supplemental
Year 1955
Pieces 14
Availability Retired
1223-2 LEGO 2x2 & 2x4 Curved Bricks
Retail $2.00
Theme / Subtheme System i Leg / Supplemental
Year 1955
Pieces 13
Availability Retired
1217-2 LEGO 2x4 Bricks
Retail $1.00
Theme / Subtheme System i Leg / Supplemental
Year 1955
Pieces 9
Availability Retired
1224A LEGO 1x6 and 1x8 Bricks
Value $28.36
Theme / Subtheme System i Leg / Supplemental
Year 1955
Pieces 8
Availability Retired
1224-2 LEGO 8 Named Beams
Retail $2.00
Theme / Subtheme System i Leg / Supplemental
Year 1955
Pieces 8
Availability Retired
1224-1-1 LEGO 8 Danish Named Beams
Value $8.35
Theme / Subtheme System i Leg / Supplemental
Year 1955
Pieces 8
Availability Retired
1240-2 LEGO 8 Road Signs
Retail $2.00
Theme / Subtheme System i Leg / Supplemental
Year 1955
Pieces 8
Availability Retired
1241-2 LEGO 8 Road Signs
Retail $2.00
Theme / Subtheme System i Leg / Supplemental
Year 1955
Pieces 7
Availability Retired
1230-2 LEGO Windows and Door without Glass
Retail $1.00
Value $29.02
Growth  +2802.0%
Annual growth 4.9%
Theme / Subtheme System i Leg / Supplemental
Year 1955
Pieces 6
Availability Retired
1214-2 LEGO Windows and Doors
Retail $1.00
Theme / Subtheme System i Leg / Supplemental
Year 1955
Pieces 6
Availability Retired
1225-2 LEGO Mixed Plates Parts Pack
Retail $2.00
Value $9.99
Growth  +399.5%
Annual growth 4.2%
Theme / Subtheme System i Leg / Supplemental
Year 1955
Pieces 6
Availability Retired
1248-2 LEGO Painted Trees and Bushes
Retail $2.00
Theme / Subtheme System i Leg / Supplemental
Year 1955
Pieces 5
Availability Retired
1215-2 LEGO 2x8 & 2x10 Bricks
Retail $1.00
Theme / Subtheme System i Leg / Supplemental
Year 1955
Pieces 3
Availability Retired
1235-2 LEGO Garage Plate and Door
Retail $3.00
Value $100.50
Growth  +3250.0%
Annual growth 5.1%
Theme / Subtheme System i Leg / Supplemental
Year 1955
Pieces 2
Availability Retired
1247-2 LEGO Esso Pumps and Sign
Retail $2.00
Value $296.19
Growth  +14709.5%
Annual growth 7.4%