>   Wine  >  Fermentation   >    Stoppers

Universal Air Lock Stoppers

Replace these yellowed and dried out rubber laboratory stoppers with the latest invention to change the way we use air locks.

Laboratory and Air Lock Rubber Stoppers

Our standard grade stoppers are manufactured from a premium grade rubber compound.  The material is soft, pliable and long lasting.  Solid and one-hole stoppers are stocked for immediate shipment.  Hole size is 3/8 inch and accepts any of our air locks.

---

Drilled No. 2.0 Stopper $0.40
Solid No. 2.0 Stopper $0.50
3/4 x 5/8

---

Drilled No. 3.0 Stopper $0.60
15/16 - 3/4

---

Universal BB Stopper Drilled $1.55
Fits all better bottles

---

Drilled No. 5.5 Stopper $0.60
Solid No. 5.5 Stopper $0.60
1-1/16 x 15/16

---

Drilled No. 6.0 Stopper $0.65
1-1/8 x 1-1/16

---

Drilled No. 6.5 Stopper $0.70
Solid No. 6.5 Stopper $0.80
1-3/8 x 1-1/8

---

Drilled No. 7.0 Stopper $0.90
Solid No. 7.0 Stopper $0.90
1-7/16 x 1-3/16

---

Drilled No. 7.5 Stopper $1.25
Solid No. 7.5 Stopper $1.15
1-1/2 x 1-1/4

---

Drilled No. 8.0 Stopper $1.30
1-5/8 x 1-3/8

---

Drilled No. 8.5 Stopper $1.80
1-11/16 x 1-7/16

---

Drilled No. 9.5 Stopper $2.20
1-13/16 x 1-1/2

---

Drilled No. 10.0 Stopper $2.05
Solid No. 10.0 Stopper $1.95
2-15/16 x 1-5/8

---

Drilled No. 10.5 Stopper $2.90
Solid No. 10.5 Stopper $2.55
2-1/16 x 1-3/4

---

Drilled No. 11.0 Stopper $2.25
Solid No. 11.0 Stopper $2.35
2-1/4 x 1-15/16

---

Drilled No. 11.5 Stopper $4.50
2-1/2 x 2

---

Drilled No. 12.0 Stopper $4.30
2-9/16 x 2-1/8

---

Drilled No. 13.0 Stopper $3.70
2-11/16 x 2-5/16

---

Universal Stopper Drilled $0.75
Universal Stopper Solid $0.75
Fits all glass carboys

---

Universal Demi Drilled $2.50
For Demi johns

---