Bernard DS-1AP Centerfire and Aluma pro gas diffuser Bernard Sale! from 1714 /per Qty. Add to Cart This item is a recurring or deferred purchase. By continuing, I agree to the cancellation policy and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted. This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. Small Gas Diffuser For CenterFire And Miller Alumapro Series MIG Guns SKU:BER DS-1AP