| Used (Good) | Red String with Coupling Points and End Studs 1 x 21 | 1 | US $0.42 | US $5.17 | SkaraborgJohan (42) Shipping US $4.75 |
| Used (Good) | White String with Coupling Points and End Studs 1 x 21 | 1 | US $0.50 | US $5.10 | Penguins and plastic (162) Shipping US $4.60 Minimum Order US $7.50 |
| Used (Good) | White String with Coupling Points and End Studs 1 x 21 | 1 | US $0.50 | US $5.78 | NC Brickhouse (61) Shipping ~US $5.28 Minimum Order US $3.00 |
| Used (Good) | White String with Coupling Points and End Studs 1 x 21 | 1 | US $0.501 | N/A | Last Outpost Bricks (7) Request a Shipping Quote Minimum Order US $0.73 |
| Used (Good) | White String with Coupling Points and End Studs 1 x 21 | 1 | US $0.524 | US $26.73 | Brickshopbelgium (5) Shipping US $26.20 Minimum Order US $2.67 |
| Used (Good) | White String with Coupling Points and End Studs 1 x 21 great condition | 1 | US $0.546 | N/A | Ausdarrenbricks (11) Request a Shipping Quote |
| Used (Good) | White String with Coupling Points and End Studs 1 x 21 | 1 | US $0.549 | US $3.84 | FreddyBricksSWE (36) Shipping US $3.29 Minimum Order US $2.28 |
| Used (Good) | White String with Coupling Points and End Studs 1 x 21 | 3 | US $0.556 | US $7.51 | Brick of Destiny (27) Shipping US $6.95 Minimum Order US $8.56 |
| Used (Good) | White String with Coupling Points and End Studs 1 x 21 | 1 | US $0.556 | N/A | Odense Bricks (6) Request a Shipping Quote |
| Used (Good) | White String with Coupling Points and End Studs 1 x 21 | 1 | US $0.557 | US $9.11 | Shop0815 (58) Shipping US $8.56 Minimum Order US $3.21 |
| Used (Good) | White String with Coupling Points and End Studs 1 x 21 | 2 | US $0.562 | N/A | Joes Brick House (1155) Request a Shipping Quote Minimum Order US $0.94 |
| Used (Good) | White String with Coupling Points and End Studs 1 x 21 | 1 | US $0.589 | US $9.19 | Kirkfoed Sales (108) Shipping US $8.60 Minimum Order US $5.02 |
| Used (Good) | Green String with Coupling Points and End Studs 1 x 21 | 1 | US $0.599 | N/A | T-Brick (125) Request a Shipping Quote Minimum Order US $3.12 |
| Used (Good) | White String with Coupling Points and End Studs 1 x 21 | 1 | US $0.60 | US $5.59 | SML Bricks LLC (7) Shipping ~US $4.99 Minimum Order US $2.99 |
| Used (Good) | White String with Coupling Points and End Studs 1 x 21 | 1 | US $0.603 | US $5.85 | Bearded Brickshop (5) Shipping US $5.25 |
| Used (Good) | White String with Coupling Points and End Studs 1 x 21 | 1 | US $0.61 | US $5.52 | Aardvark's Bricks (1064) Shipping US $4.91 Minimum Order US $3.50 |
| Used (Good) | White String with Coupling Points and End Studs 1 x 21 | 1 | US $0.612 | US $5.87 | Hideaway Designz (719) Shipping US $5.26 Minimum Order US $3.00 |
| Used (Good) | Black String with Coupling Points and End Studs 1 x 21 | 2 | US $0.614 | N/A | A Fistful of Bricks (25) Does not ship to US Minimum Order US $1.07 |
| Used (Good) | White String with Coupling Points and End Studs 1 x 21 | 3 | US $0.624 | US $15.61 | Alpha Bricks UK (404) Shipping US $14.98 |
| Used (Good) | White String with Coupling Points and End Studs 1 x 21 Great Condition | 2 | US $0.624 | N/A | Brick Mania UK (188) Request a Shipping Quote |
| New | Red String with Coupling Points and End Studs 1 x 21 | 1 | US $0.624 | US $13.11 | AbsoluteBrick (174) Shipping US $12.49 |
| Used (Good) | White String with Coupling Points and End Studs 1 x 21 | 1 | US $0.624 | N/A | MoreBricksEverywhere (46) Request a Shipping Quote Minimum Order US $1.00 |
| Used (Good) | White String with Coupling Points and End Studs 1 x 21 | 1 | US $0.64 | US $5.14 | Creation With Bricks (222) Shipping ~US $4.50 Minimum Order US $2.00 |
| Used (Good) | White String with Coupling Points and End Studs 1 x 21 | 1 | US $0.642 | US $5.99 | Twin Brick (118) Shipping US $5.35 Minimum Order US $1.07 |
| Used (Good) | White String with Coupling Points and End Studs 1 x 21 | 3 | US $0.644 | US $5.39 | JJ CREATIVE BRICKS (25) |
| Used (Good) | White String with Coupling Points and End Studs 1 x 21 | 1 | US $0.644 | US $5.39 | JJ CREATIVE BRICKS (25) Shipping ~US $4.75 Minimum Order US $2.00 |
| Used (Good) | White String with Coupling Points and End Studs 1 x 21 | 3 | US $0.645 | N/A | Boxybuilds (8) Request a Shipping Quote Minimum Order US $0.72 |
| Used (Good) | White String with Coupling Points and End Studs 1 x 21 | 2 | US $0.65 | US $7.15 | Liberty Bricks (35) Shipping US $6.50 |
| Used (Good) | White String with Coupling Points and End Studs 1 x 21 | 1 | US $0.65 | US $6.15 | Cool Creek Bricks (81) Shipping ~US $5.50 Minimum Order US $1.00 |
| Used (Good) | White String with Coupling Points and End Studs 1 x 21 | 1 | US $0.65 | US $9.47 | Brick Build Store (34) Shipping US $8.82 |