| 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 (22) 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 Sticker on backwards and slightly hanging over edge | 1 | US $0.10 | US $5.60 | Block Tuarach (105) Shipping ~US $5.50 Minimum Order US $3.00 |
| 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 $14.10 | Bricks Downunder (508) Shipping US $13.98 |
| 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 $0.169 | US $6.77 | BricksMummy (250) Shipping US $6.60 Minimum Lot Average US $0.57 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on left side Sticker | 2 | US $0.18 | US $8.87 | Steinchendealer (1461) Shipping US $8.69 Minimum Order US $2.74 |
| 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 (177) 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 | 1 | US $0.209 | US $6.72 | Brick Ideas (54) Shipping US $6.52 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on left side Sticker | 1 | US $0.217 | US $5.17 | Pop's Block Shop (1147) Shipping ~US $4.95 Minimum Order US $0.94 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on left side Sticker C10-00322 | 2 | US $0.224 | US $6.31 | T-Rex Bricks (134) Shipping US $6.08 Minimum Order US $5.43 |
| 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 $11.09 | Lunabricks Shop (204) Shipping US $10.86 Minimum Order US $5.43 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on left side Sticker | 1 | US $0.23 | US $5.93 | Vosblokjes (1624) Shipping US $5.70 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on left side Sticker | 1 | US $0.239 | US $10.01 | JSS (47) Shipping US $9.77 Minimum Order US $3.26 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on left side Sticker | 1 | US $0.243 | N/A | Otterbourne Lego (1004) Request a Shipping Quote Minimum Order US $2.55 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on left side Sticker | 1 | US $0.247 | US $6.11 | Dzan's Brick Store (37) Shipping US $5.87 Minimum Order US $5.10 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on left side Sticker Excellent Condition | 1 | US $0.262 | US $10.84 | Bricktastics (1200) Shipping US $10.58 Minimum Order US $1.32 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on left side Sticker | 1 | US $0.271 | US $5.63 | Abrickadabra (679) Shipping US $5.36 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on left side Sticker | 1 | US $0.273 | US $6.52 | Savo Bricks (30) Shipping US $6.24 Minimum Order US $3.26 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on left side Sticker | 2 | US $0.278 | US $5.53 | DnA Brix (824) Shipping US $5.25 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 Good | 1 | US $0.278 | US $6.13 | A Latte Bricks (25) 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 $0.279 | US $5.78 | Fortis Bricks (268) Shipping US $5.50 Minimum Order US $2.20 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on left side Sticker | 1 | US $0.281 | US $15.16 | IP Bricks (1080) Shipping US $14.88 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on left side Sticker | 1 | US $0.281 | N/A | Thames Bricks (433) Request a Shipping Quote Minimum Order US $1.92 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on left side Sticker | 1 | US $0.284 | N/A | Beck-bricks (15) Request a Shipping Quote Minimum Order US $1.41 |
| Used (Like New) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on left side Sticker | 2 | US $0.285 | US $17.15 | Bricks in Sweden (140) Shipping US $16.87 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on left side Sticker | 1 | US $0.293 | N/A | Comi-toys (339) 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 $0.308 | US $5.81 | vonveederbrick (808) 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 $0.308 | US $7.96 | Aurora Bricks (259) Shipping US $7.65 Minimum Order US $1.47 |
| 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 (520) 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) (1944) Shipping ~US $6.25 Minimum Order US $5.00 |