Sellier & Bellot 12 Gauge 2-5/8" 51gr Rubber Spherical Ball SB12RBA
Sellier & Bellot SB12RBA is a specialty 12 Gauge shotshell loaded with one 17.5mm rubber spherical ball weighing 3.3 grams, or approximately 51 grains. Sellier & Bellot lists a muzzle velocity of 275 meters per second, approximately 902 FPS, with 125 joules of muzzle energy.
This load uses a transparent plastic hull and W209 primer and is manufactured to the 12/67.5 specification. Sellier & Bellot's current product table lists a V2 velocity of 886 FPS, while the manufacturer's catalog lists the muzzle velocity at 275 m/s.
SB12RBA uses a single rubber spherical projectile rather than conventional lead buckshot. It is a specialty rubber projectile load designed for applications requiring a single large diameter rubber ball, with 25 rounds packaged per box.
Best Uses
- Specialty rubber projectile applications
- Training and familiarization by qualified users
- Applications requiring a single rubber spherical projectile
- Use with compatible 12 Gauge firearms according to manufacturer guidance
Ammo Specifications
| Manufacturer |
Sellier & Bellot |
| Manufacturer SKU |
SB12RBA |
| Gauge |
12 Gauge |
| Shell Length |
2-5/8" / 67.5mm |
| Projectile Type |
Rubber Spherical Ball |
| Projectile Count |
1 Ball |
| Projectile Diameter |
17.5mm |
| Projectile Weight |
3.3g / 51gr |
| Muzzle Velocity |
275 m/s / Approximately 902 FPS |
| V2 Velocity |
886 FPS |
| Muzzle Energy |
125 Joules / Approximately 92 ft-lbs |
| Primer |
W209 |
| Hull |
Transparent Plastic |
| Rounds Per Box |
25 |
Why Choose Sellier & Bellot SB12RBA?
SB12RBA provides a specialized alternative to conventional lead shotshell ammunition by loading a single rubber spherical projectile. The 17.5mm ball and 51 grain projectile weight give the load a clearly defined configuration rather than the multiple projectiles found in rubber buckshot loads.
Sellier & Bellot publishes both muzzle and downrange velocity data for the load. The manufacturer catalog lists 275 m/s at the muzzle, while the current product table lists 886 FPS at V2, giving shooters manufacturer documented ballistic information for this specific SKU.
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Frequently Asked Questions
What is Sellier & Bellot SB12RBA?
SB12RBA is a 12 Gauge specialty shotshell manufactured by Sellier & Bellot and loaded with one 17.5mm rubber spherical ball weighing approximately 51 grains.
Is SB12RBA rubber buckshot?
No. SB12RBA contains one rubber spherical ball rather than multiple buckshot pellets. Sellier & Bellot identifies the product as Rubber Spherical Ball ammunition.
What shell length is Sellier & Bellot SB12RBA?
The manufacturer specifies the cartridge as 12/67.5, which corresponds to approximately 2-5/8 inches.
How much does the rubber ball weigh?
The single rubber spherical projectile weighs 3.3 grams, or approximately 51 grains.
How fast is Sellier & Bellot SB12RBA?
Sellier & Bellot lists a muzzle velocity of 275 meters per second, approximately 902 FPS. The manufacturer's current product table lists a V2 velocity of 886 FPS.
What primer and hull does SB12RBA use?
Sellier & Bellot specifies a W209 primer and transparent plastic hull for SB12RBA.
How many rounds come in a box of SB12RBA?
Sellier & Bellot SB12RBA is packaged with 25 rounds per box.
