| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on right side Sticker Sticker is worn on edges. | 1 | US $0.09 | US $7.59 | MissingLinks (21) 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 right side Sticker | 1 | US $0.117 | US $14.19 | Bricks Downunder (506) Shipping US $14.07 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on right side Sticker | 1 | US $0.127 | US $6.48 | studsnstuff (480) Shipping US $6.35 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on right side Sticker | 1 | US $0.127 | N/A | MoreBricksEverywhere (54) Request a Shipping Quote Minimum Order US $1.02 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on right side Sticker Sticker on backwards | 1 | US $0.15 | US $5.65 | Block Tuarach (104) 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 right side Sticker | 2 | US $0.155 | US $8.90 | Dk-bricks (1348) Shipping US $8.74 Minimum Order US $1.17 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on right side Sticker | 8 | US $0.159 | US $6.76 | BricksMummy (245) 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 right side Sticker used - very few scretches possible | 1 | US $0.172 | US $9.42 | LoTi Toys (54) Shipping US $9.25 Minimum Order US $5.44 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on right side Sticker | 1 | US $0.184 | US $4.93 | JJ CREATIVE BRICKS (25) Shipping ~US $4.75 Minimum Order US $2.00 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on right side Sticker | 1 | US $0.189 | US $5.14 | Pop's Block Shop (1137) Shipping ~US $4.95 Minimum Order US $0.94 |
| Used (Like New) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on right side Sticker Stickers may have been applied imperfectly (by a child) but are not damaged | 1 | US $0.215 | US $6.96 | Bricklanta (77) Shipping ~US $6.75 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on right side Sticker | 1 | US $0.216 | N/A | Otterbourne Lego (1001) Request a Shipping Quote Minimum Order US $2.54 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on right side Sticker | 1 | US $0.219 | US $6.19 | Abrickadabra (677) Shipping US $5.97 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on right side Sticker | 1 | US $0.221 | US $5.93 | Vosblokjes (1620) Shipping US $5.71 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on right side Sticker | 1 | US $0.226 | US $10.02 | JSS (44) Shipping US $9.79 Minimum Order US $3.26 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on right side Sticker C10-00323 | 2 | US $0.228 | US $6.32 | T-Rex Bricks (131) Shipping US $6.09 Minimum Order US $5.44 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on right side Sticker | 1 | US $0.229 | US $5.76 | Bits for brick builders (172) Shipping US $5.53 Minimum Order US $1.27 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on right side Sticker | 1 | US $0.239 | US $11.12 | Lunabricks Shop (202) Shipping US $10.88 Minimum Order US $5.44 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on right side Sticker | 1 | US $0.256 | US $6.78 | Brick Ideas (50) Shipping US $6.53 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on right side Sticker | 1 | US $0.259 | N/A | Beck-bricks (15) Request a Shipping Quote Minimum Order US $1.40 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on right side Sticker | 1 | US $0.261 | US $5.26 | PUPKIWIS BRICKS (1079) Shipping ~US $5.00 Minimum Order US $5.00 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on right side Sticker | 3 | US $0.264 | US $5.77 | Fortis Bricks (266) Shipping US $5.51 Minimum Order US $2.20 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on right side Sticker | 1 | US $0.273 | US $6.53 | Savo Bricks (28) Shipping US $6.26 Minimum Order US $3.26 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on right side Sticker | 1 | US $0.279 | US $7.94 | Aurora Bricks (259) Shipping US $7.66 Minimum Order US $1.47 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on right side Sticker | 1 | US $0.283 | 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 right side Sticker | 2 | US $0.286 | US $5.65 | L-MO Bricks (224) Shipping ~US $5.36 Minimum Order US $5.00 |
| Used (Acceptable) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on right side Sticker | 1 | US $0.287 | N/A | Bricklandija (5) Request a Shipping Quote Minimum Order US $4.35 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on right side Sticker | 1 | US $0.292 | US $10.49 | Little Goods [OLX] (12) Shipping US $10.20 Minimum Order US $5.10 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on right side Sticker | 1 | US $0.297 | US $5.80 | vonveederbrick (806) Shipping US $5.50 |
| Used (Good) | Yellow Brick 2 x 2 x 2 Round with 'CAUTION' and red sign 'O2' on right side Sticker | 1 | US $0.30 | US $5.29 | Kaydee's Texas Brick... (466) Shipping US $4.99 |