Fits ST-8 tube

Semroc Centering Ring 1/4" Plywood with Engine Hook Slot ST-5 to ST-8(1pk) SEM-CR-5-8EHP *

Semroc Centering Ring 1/4" Plywood with Engine Hook Slot ST-5 to ST-8(1pk)   SEM-CR-5-8EHP…

Semroc Centering Ring 1/4" Plywood ST-5 to ST-8(1pk) SEM-CR-5-8P *

Semroc Centering Ring 1/4" Plywood ST-5 to ST-8(1pk)   SEM-CR-5-8P Plywood ring for cente…

Semroc Centering Rings Fiber ST-8 to BTH-52(LT-115)(2pk) SEM-CR-8-52H *

Semroc Centering Rings Fiber ST-8 to BTH-52(LT-115)(2pk)   SEM-CR-8-52H Laser-cut fiber ri…

Semroc Centering Rings Fiber ST-8 to BT-58(2pk) SEM-CR-8-58 *

Semroc Centering Rings Fiber ST-8 to BT-58(2pk) SEM-CR-8-58 Laser-cut fiber rings which center an ST…

Semroc Centering Ring Wound Craft Paper Split ST-5 to ST-8(1pk) SEM-CR-58S *

Semroc Centering Ring Wound Craft Paper Split ST-5 to ST-8(1pk)   SEM-CR-58S  Wound …

Semroc Centering Rings Fiber ST-8 to ST-16(BT-60)(2pk) SEM-CR-8-16 *

Semroc Centering Rings Fiber ST-8 to ST-16(BT-60)(2pk)   SEM-CR-8-16 Laser-cut fiber ring …

Semroc Centering Ring Wound Craft Paper ST-7 to ST-8(1pk) SEM-CR-78L *

Semroc Centering Ring Wound Craft Paper ST-7 to ST-8(1pk)   SEM-CR-78L  Wound Craft P…

Semroc Centering Ring Wound Craft Paper ST-7 to ST-8(1pk) SEM-CR-7-8 *

Semroc Centering Ring Wound Craft Paper ST-7 to ST-8(1pk)   SEM-CR-7-8  Craft Wound P…

Semroc Centering Ring Wound Craft Paper ST-5 to ST-8(1pk) SEM-CR-58 *

Semroc Centering Ring Wound Craft Paper ST-5 to ST-8(1pk)   SEM-CR-58  Spiral Wound P…