BA4X12X4FT-BR-EFR12 Fabco Multi-power Pressure booster

Fabco BA4X12X4FT-BR-EFR12 Pneumatic pressure booster with 1/2" NPT extend port (both ends) + rubber bumpers (driving end) - 4-stage model -(Multi-power boosters BA series) - 4" (B4") bore - 12" (S12") stroke - 4 x 1/4" NPT threaded pneumatic ports - Aluminium body (hard anodized ID / clear anodized OD) - foot mounting