| 编号 | 大小 | 长度 | 安全负载(磅) |
| GNCR0501200 | 1/2''-6 | 12'' | 9,000 |
| GNCR0621200 | 5/8''-5 | 12'' | 12,000 |
| GNCR0751200 | 3/4''-4.5 | 12'' | 18,000 |
| GNCR0871200 | 7/8''-4.5 | 12'' | 24,000 |
| GNCR1001200 | 1''-3.5 | 12'' | 38,000 |
| GNCR1251200 | 1-1/4''-3.5 | 12'' | 56,000 |
| GNCR1501200 | 1-1/2''-3.5 | 12'' | 68,000 |
| Material : Low Carbon Steel & Middle Carbon Steel |
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