Hull Cartridge - The Choice of the Gun Trade
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PRO TWENTY  High Performance Load
The ultimate 20 gauge competition range.
GAUGE
DESCRIPTION
SHOT LOAD
SHOT SIZES
WAD
CASE DIMENSIONS FOR
USE IN CHAMBERS OF
ANTIMONY
VELOCITY
20
PRO TWENTY - Fibre
21g
7.5
Fibre
65mm-8mm-2.5"
2%
1350
20
PRO TWENTY
24g
6.5, 7.5
Plastic
67mm-8mm-2.5"
5%
1425
20
PRO TWENTY - Fibre
24g
7.5, 8
Fibre
67mm-8mm-2.5"
5%
1400
20
PRO TWENTY - Fibre
28g
7.5, 8
Fibre
70mm-8mm-2.75"
5%
1400
    Average Pellet Count
  • Superior ballistics with patterns to match
  • Choice of Plastic wad with cushioning compression stage or Biodegradable fibre wad - both with modest recoil
  • Competition grade hardened shot (24 and 28gm variants)
  • 21gm fibre wad training load has ultra low recoil
Shot
Size
2% Antimony
5% Antimony
21gm
24gm
28gm
6.5
244
7.5
283
338
394
8
384
448
Cartridge Ballistics

Please select a cartridge to view the Residual Velocity and Pellet Energy data for.

Amount of Recoil
Low
Firm
Pro Twenty 21gm


Values shown are for individual pellet energy.
Also available in the
Pro Range

Pro One
Pro One DTL300
Pro Sport
Pro Fibre
Pro Steel
Lead Shot SizesLead Shot Sizes
Conversion Table

The Hull Cartridge range is
manufactured to precise gram weights and this conversion table indicates the nearest equivalent imperial weight given in ounces.