| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on left side Sticker Sticker is worn on edges. | 1 | US $0.09 | US $7.59 | MissingLinks (20) Shipping ~US $7.50 Minimum Order US $2.50 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on left side Sticker | 1 | US $0.122 | US $13.99 | Bricks Downunder (495) Shipping US $13.87 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on left side Sticker | 1 | US $0.125 | US $6.40 | studsnstuff (469) Shipping US $6.27 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on left side Sticker | 1 | US $0.125 | N/A | MoreBricksEverywhere (49) Request a Shipping Quote Minimum Order US $1.00 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on left side Sticker | 1 | US $0.15 | US $5.95 | Brick and roll! (105) Shipping US $5.80 Minimum Order US $9.50 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on left side Sticker | 4 | US $0.165 | US $6.61 | BricksMummy (237) Shipping US $6.45 Minimum Lot Average US $0.56 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on left side Sticker | 2 | US $0.184 | US $8.80 | Steinchendealer (1441) Shipping US $8.61 Minimum Order US $2.71 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on left side Sticker Good | 1 | US $0.195 | US $6.04 | A Latte Bricks (23) Shipping ~US $5.85 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on left side Sticker | 1 | US $0.199 | US $5.95 | JT & Sons Bricks (174) Shipping ~US $5.75 Minimum Order US $2.00 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on left side Sticker C10-00322 | 2 | US $0.222 | US $6.25 | T-Rex Bricks (119) Shipping US $6.03 Minimum Order US $5.38 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on left side Sticker | 1 | US $0.226 | US $10.99 | Lunabricks Shop (200) Shipping US $10.77 Minimum Order US $5.38 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on left side Sticker | 1 | US $0.228 | US $5.88 | Vosblokjes (1613) Shipping US $5.65 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on left side Sticker | 1 | US $0.237 | US $9.93 | JSS (43) Shipping US $9.69 Minimum Order US $3.23 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on left side Sticker | 1 | US $0.238 | N/A | Otterbourne Lego (995) Request a Shipping Quote Minimum Order US $2.51 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on left side Sticker | 1 | US $0.241 | US $5.96 | Dzan's Brick Store (36) Shipping US $5.72 Minimum Order US $4.97 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on left side Sticker | 1 | US $0.256 | US $6.15 | Abrickadabra (673) Shipping US $5.90 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on left side Sticker Excellent Condition | 1 | US $0.26 | US $10.76 | Bricktastics (1188) Shipping US $10.50 Minimum Order US $1.31 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on left side Sticker | 1 | US $0.27 | US $6.46 | Savo Bricks (26) Shipping US $6.19 Minimum Order US $3.23 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on left side Sticker | 1 | US $0.276 | US $6.74 | CrazyBricksOnline (42) Shipping US $6.46 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on left side Sticker | 1 | US $0.276 | US $14.89 | IP Bricks (1070) Shipping US $14.62 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on left side Sticker | 1 | US $0.276 | N/A | Thames Bricks (428) Request a Shipping Quote Minimum Order US $1.88 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on left side Sticker | 1 | US $0.278 | US $5.76 | Fortis Bricks (256) Shipping US $5.49 Minimum Order US $2.19 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on left side Sticker | 1 | US $0.279 | N/A | Beck-bricks (14) Request a Shipping Quote Minimum Order US $1.39 |
| Used (Like New) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on left side Sticker | 2 | US $0.28 | US $16.87 | Bricks in Sweden (138) Shipping US $16.59 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on left side Sticker | 1 | US $0.28 | US $5.27 | Kaydee's Texas Brick... (465) Shipping US $4.99 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on left side Sticker | 1 | US $0.291 | N/A | Comi-toys (338) Request a Shipping Quote |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on left side Sticker | 1 | US $0.307 | US $7.94 | Aurora Bricks (258) Shipping US $7.63 Minimum Order US $1.46 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on left side Sticker | 1 | US $0.308 | US $5.81 | vonveederbrick (805) Shipping US $5.50 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on left side Sticker | 1 | US $0.31 | US $5.16 | Memories By The Brick (515) Shipping ~US $4.85 Minimum Order US $5.00 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on left side Sticker Excellent condition! | 1 | US $0.32 | US $6.57 | Tons of Bricks (GDM) (1928) Shipping ~US $6.25 Minimum Order US $5.00 |