These can be used as both batter or resonant side on toms. (see photos).
Drum Tension Rods M6 x 50mm for Bass Drum Hardware Parts Accessory Pack of 2
Drum Tension Rods M6 x 30mm for Bass Drum Hardware Parts Accessory Pack of 6
Drum Tension Rods M6 x 10mm for Bass Drum Hardware Parts Accessory Pack of 2
Drum Tension Rods 24mm x 40mm for Bass Drum Hardware Parts Accessory Pack of 2
Drum Tension Rods M6 x 20mm for Bass Drum Hardware Parts Accessory Pack of 2
Drum Tension Rods M6 x 20mm for Bass Drum Hardware Parts Accessory Pack of 6