{"product_id":"porter-machine-works-6-bolt-unimount","title":"Porter Machine Works 6-Bolt Unimount","description":"\u003cp\u003eThe Porter Machine Works 6-Bolt Unimount uses six-screw top caps for maximum clamping on large, heavy scopes and magnum-calibre rifles. It is CNC-machined in Sydney from 7075-T651 aluminium plate and anodised locally.\u003c\/p\u003e\u003cp\u003ePick your tube diameter, ring height and either a flat (0 MIL) base or 7 MIL (about 24 MOA) of cant for long-range elevation.\u003c\/p\u003e\u003cp\u003e30mm, 34mm and 36mm sizes are normally in stock. 35mm is made to order by Porter Machine Works, so allow extra time for it.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAustralian made, from 7075-T651 aluminium\u003c\/li\u003e\n\u003cli\u003eSix-screw top caps for extra clamping force\u003c\/li\u003e\n\u003cli\u003e0 or 7 MIL (≈24 MOA) cant options\u003c\/li\u003e\n\u003cli\u003e30, 34, 35 and 36mm tube sizes\u003c\/li\u003e\n\u003cli\u003eT20 Torx hardware throughout\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Porter Machine Works\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 7075-T651 aluminium plate, CNC machined\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Anodised in Sydney\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterface:\u003c\/strong\u003e MIL-STD-1913 Picatinny rail\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeights:\u003c\/strong\u003e 30, 34 and 38mm (36mm tube: 34 and 38mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeight:\u003c\/strong\u003e measured from the top of the Picatinny rail to the centre of the scope tube\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSide clamp screws:\u003c\/strong\u003e T20 Torx, 40 in-lb (4.5 Nm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTop cap screws:\u003c\/strong\u003e T20 Torx, 17–25 in-lb (1.9–2.8 Nm)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Porter Machine Works","offers":[{"title":"30mm \/ 30mm \/ 0 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