Home / Milling / Attachments / Riser Block, Jet Milling Machine, 8″ View cart “Bridgeport J-Head Type JA Quillmaster,, Broken around clamp B532860A” has been added to your cart. Riser Block, Jet Milling Machine, 8″$395.00 1 in stock Add to cart Category: Attachments Description Description Jet Milling Machine 8″ Riser Block Related products Right Angle Attachment 40 NMTB , Fits 3-3/8″ Quill $395.00 Add to cart Bridgeport J-Head Quillmaster w/ 3/16″ Collet, Item B532860B $349.00 Add to cart Lagun Multi Angle Milling Attachment, 1/2″ Straight Drive $249.00 Add to cart Bridgeport Right Angle Head Arbor Support Item# B51289 $249.00 Add to cart