M48*0.75 Metal Focal Length Extension Tube
| Item: COKEN-TA21 | 3mm length extension tube | $5.00 |
| M48*0.75 Metal Focal Length Extension Tube | 5mm length extension tube | $6.00 |
| 7mm length extension tube | $7.00 | |
| 10mm length extension tube | $8.00 | |
| 12mm length extension tube | $9.00 | |
| 15mm length extension tube | $12.00 | |
| 20mm length extension tube | $13.00 | |
| 30mm length extension tube | $14.00 |