Telescoping Boxes
Boxes have an adjustable two-piece design to fit tall and irregularly shaped items.
- One inner and one outer box required to make a set - each sold separately.
- Cartons have FOL (full overlap) bottoms for added strength.
- HSC style carton can be used alone or combined with companion piece for an adjustable, 2-piece set.
Stock Number | Inside Dimensions L x W x H | Type | Material | Bundle/ Bale | 25 | 100 | 250 | 500 | 1M+ | Add to Cart |
|---|---|---|---|---|---|---|---|---|---|---|
| T4448INNER | 4 x 4 x 48" | Inner | ECT-32 Corrugated | 25/625 | $2.82 | $2.76 | $2.72 | $2.68 | $2.62 | |
| T4448OUTER | 4 1/2 x 4 1/2 x 48" | Outer | ECT-32 Corrugated | 25/625 | 3.12 | 3.05 | 3.00 | 2.96 | 2.89 | |
| T4472INNER | 4 x 4 x 72" | Inner | ECT-32 Corrugated | 25/625 | 6.61 | 6.47 | 6.38 | 6.28 | 6.14 | |
| T4472OUTER | 4 1/2 x 4 1/2 x 72" | Outer | ECT-32 Corrugated | 25/625 | 7.09 | 6.94 | 6.84 | 6.74 | 6.59 | |
| T6648INNER | 6 x 6 x 48" | Inner | ECT-32 Corrugated | 25/375 | 4.03 | 3.94 | 3.88 | 3.82 | 3.74 | |
| T6648OUTER | 6 1/2 x 6 1/2 x 48" | Outer | ECT-32 Corrugated | 25/375 | 3.73 | 3.65 | 3.60 | 3.54 | 3.46 | |
| T6648INNERDW | 6 x 6 x 48" | Inner | ECT-48 Double Wall Corrugated | 15/225 | 8.94 | 8.75 | 8.63 | 8.50 | 8.31 | |
| T6648OUTERDW | 6 3/4 x 6 3/4 x 48" | Outer | ECT-48 Double Wall Corrugated | 15/225 | 9.94 | 9.73 | 9.59 | 9.45 | 9.23 | |
| T6672INNER | 6 x 6 x 72" | Inner | ECT-32 Corrugated | 15/240 | 6.79 | 6.65 | 6.55 | 6.45 | 6.31 | |
| T6672OUTER | 6 1/2 x 6 1/2 x 72" | Outer | ECT-32 Corrugated | 15/240 | 9.24 | 9.04 | 8.91 | 8.78 | 8.58 | |
| T8848INNER | 8 x 8 x 48" | Inner | ECT-32 Corrugated | 20/240 | 3.97 | 3.89 | 3.83 | 3.77 | 3.69 | |
| T8848OUTER | 8 1/2 x 8 1/2 x 48" | Outer | ECT-32 Corrugated | 20/240 | 4.34 | 4.25 | 4.19 | 4.12 | 4.03 | |
| T8848INNERDW | 8 x 8 x 48" | Inner | ECT-48 Double Wall Corrugated | 15/180 | 10.72 | 10.49 | 10.33 | 10.18 | 9.95 | |
| T8848OUTERDW | 8 3/4 x 8 3/4 x 48" | Outer | ECT-48 Double Wall Corrugated | 15/180 | 11.83 | 11.58 | 11.41 | 11.24 | 10.99 | |
| T8872INNER | 8 x 8 x 72" | Inner | ECT-32 Corrugated | 15/180 | 11.85 | 11.60 | 11.43 | 11.26 | 11.00 | |
| T8872OUTER | 8 1/2 x 8 1/2 x 72" | Outer | ECT-32 Corrugated | 15/180 | 12.57 | 12.30 | 12.12 | 11.94 | 11.67 | |
| T10657INNER | 10 x 6 x 57" | Inner | ECT-32 Corrugated | 15/180 | 8.40 | 8.22 | 8.10 | 7.98 | 7.80 | |
| T10657OUTER | 10 1/2 x 6 1/2 x 57" | Outer | ECT-32 Corrugated | 15/180 | 9.01 | 8.82 | 8.69 | 8.56 | 8.37 | |
| T101048INNER | 10 x 10 x 48" | Inner | ECT-32 Corrugated | 20/240 | 4.83 | 4.73 | 4.66 | 4.59 | 4.49 | |
| T101048OUTER | 10 1/2 x 10 1/2 x 48" | Outer | ECT-32 Corrugated | 20/240 | 6.41 | 6.27 | 6.18 | 6.09 | 5.95 | |
| T101072INNER | 10 x 10 x 72" | Inner | ECT-32 Corrugated | 15/180 | 14.18 | 13.88 | 13.68 | 13.48 | 13.17 | |
| T101072OUTER | 10 1/2 x 10 1/2 x 72" | Outer | ECT-32 Corrugated | 15/180 | 15.04 | 14.72 | 14.51 | 14.29 | 13.97 | |
| T12448INNER | 12 x 4 x 48" | Inner | ECT-32 Corrugated | 15/180 | 7.26 | 7.11 | 7.00 | 6.90 | 6.75 | |
| T12448OUTER | 12 1/2 x 4 1/2 x 48" | Outer | ECT-32 Corrugated | 15/180 | 8.07 | 7.90 | 7.78 | 7.67 | 7.49 | |
| T121248INNER | 12 x 12 x 48" | Inner | ECT-32 Corrugated | 15/120 | 8.12 | 7.95 | 7.83 | 7.72 | 7.54 |
Copyright © 2026 Eastern Supply Products LLC. All rights reserved.
We use cookies to provide essential site functionality for the shopping cart, login, and security. We also use third-party cookies for analytics and advertising, which require your consent. You can accept all cookies, customize your preferences, or reject non-essential cookies. See our privacy policy for more details.