Northern Semi Sneak Left Turn
| Form # | A, B, & C Measurements | Eye Size | Price |
| NSSL-21 | 7 1/2 x 21 x 19 3/4 | 32mm | 88 |
| NSSL-22 | 7 3/4 x 22 x 20 1/4 | 32mm | 89 |
| NSSL-23 | 7 3/4 x 23 x 21 1/8 | 32mm | 90 |
Northern Semi Sneak Right Turn
| Form # | A, B, & C Measurements | Eye Size | Price |
| NSSR-21 | 7 1/2 x 21 x 19 3/4 | 32mm | 88 |
| NSSR-22 | 7 3/4 x 22 x 20 1/4 | 32mm | 89 |
| NSSR-23 | 7 3/4 x 23 x 21 1/8 | 32mm | 90 |