Build Heavy-Duty Leaders Without a Bulky Swivel
When heavy tackle calls for serious connection strength, oversized terminal hardware can add unnecessary bulk to the rig. The SPRO Heavy Swivel combines a compact profile with heavy-duty strength, giving anglers a strong connection point for demanding big-game and heavy-leader applications.
Compact Strength for Heavy Fishing Rigs
- ✅ Compact, heavy-duty design delivers high rated strength without requiring an oversized swivel
- ✅ Available ratings from 150 lb to 2250 lb provide options for a wide range of heavy-tackle applications
- ✅ High-quality brass construction provides a durable foundation for demanding terminal-tackle connections
- ✅ Black nickel coating supports smooth swivel operation while giving the hardware a dark finish
- ✅ Smaller sizes are well suited to wind-on swivel applications where compact terminal hardware matters
- ✅ Ten available sizes let anglers match swivel strength and physical size to the intended rig
| Spec |
Details |
| Size 3 |
150 lb test — 5 per pack |
| Size 4 |
240 lb test — 5 per pack |
| Size 5 |
380 lb test — 5 per pack |
| Size 6 |
560 lb test — 5 per pack |
| Size 7 |
860 lb test — 5 per pack |
| Size 8 |
1030 lb test — 5 per pack |
| Size 9 |
1320 lb test — 4 per pack |
| Size 10.5 |
1580 lb test — 3 per pack |
| Size 12 |
1820 lb test — 3 per pack |
| Size 14 |
2250 lb test — 2 per pack |
| Construction |
High-quality brass |
| Finish |
Black nickel coating |
Real-World Performance
Use the SPRO Heavy Swivel as the connection point in heavy leader systems where both strength and compact terminal hardware matter. With sizes spanning 150 lb through 2250 lb test, the lineup lets you select the swivel around the demands of the rig instead of relying on one oversized option for every setup. SPRO specifically identifies the smaller sizes as useful wind-on swivels.
Put the Right Swivel in Your Heavy-Tackle Rig
Choose the size and strength that fits your leader system and give your heavy rig a compact, purpose-built connection point.
Frequently Asked Questions About the SPRO Heavy Swivel
Which SPRO Heavy Swivel size should I choose?
Choose according to the strength requirements and terminal-hardware size appropriate for your rig. SPRO offers ten sizes ranging from Size 3 at 150 lb test through Size 14 at 2250 lb test.
Can I use a SPRO Heavy Swivel for a wind-on leader?
SPRO specifically describes the smaller Heavy Swivel sizes as useful for wind-on swivel applications. Select the size and strength appropriate for your leader system.
What is the SPRO Heavy Swivel made from?
SPRO specifies high-quality brass construction with a black nickel coating designed for smooth operation.
How many SPRO Heavy Swivels come in a pack?
Pack quantity varies by size: Sizes 3–8 contain five swivels, Size 9 contains four, Sizes 10.5 and 12 contain three, and Size 14 contains two.
What is the strongest SPRO Heavy Swivel?
The current lineup tops out at Size 14, rated at 2250 lb test. The range begins with Size 3 at 150 lb test and increases through ten available sizes.
