{"product_id":"4-1-merge-collector-jigs-fixtures-schedule-1-25-pipe-3d-printing-files","title":"4-1 Merge Collector Jig — Schedule 1.25 Pipe, T3 T4 T25 — Header \u0026 Turbo Manifold Fixture | STL Digital Download","description":"\u003cp\u003e\u003cstrong\u003eThe hardest cut in header building, jigged.\u003c\/strong\u003e A 4-1 merge has four tubes arriving at one throat, each on a compound angle. Get one wrong and the whole collector is scrap. This fixture holds all four in position while you tack.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eThere is nothing else like this, printed or machined.\u003c\/strong\u003e Merge collector fixtures are not something you can go and buy — which is why most people tack four tubes by eye and find out it is wrong after the weld cools. The thing this saves you is not a tool purchase; it is the collector itself, plus the hours in it.\u003c\/p\u003e\u003ch3\u003eWhat you download\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSTL file for the configuration you choose — or the Bulk Pack with all six\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eT3, T4 and T25 flange collectors\u003c\/strong\u003e at 4.00\" overall height\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3.00\" tall\u003c\/strong\u003e collectors with 2.00\" round, 3.00\" round, or T25 square exits\u003c\/li\u003e\n\u003cli\u003eBuilt around \u003cstrong\u003eschedule 1.25\" pipe\u003c\/strong\u003e primaries\u003c\/li\u003e\n\u003cli\u003eInstant download at checkout. Nothing ships.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003ePrint settings\u003c\/h3\u003e\u003cp\u003eMy official settings for every G1Pro fixture: \u003cstrong\u003e2.5 mm walls, 2.5 mm top and bottom, 20% cubic infill, support-free\u003c\/strong\u003e, printed in \u003cstrong\u003eInland PETG-CF\u003c\/strong\u003e.\u003c\/p\u003e\u003ch3\u003eLicence — Shop Use\u003c\/h3\u003e\u003cp\u003ePrint as many copies as you like \u003cstrong\u003efor use in your own shop, including on paying customer jobs.\u003c\/strong\u003e You may not share or resell the file, or print copies of the fixture to sell. Print-and-sell licences available — ask.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eDrawn by James Goertz, G1Pro. Building intake manifolds by hand since 2009; these are the fixtures off my own bench.\u003c\/em\u003e\u003c\/p\u003e","brand":"Goertz 1 Pro","offers":[{"title":"4-1MRG SCH125 T3-400","offer_id":42162246647850,"sku":"","price":34.0,"currency_code":"USD","in_stock":true},{"title":"4-1MRG SCH125 T4-400","offer_id":42162246680618,"sku":"","price":34.0,"currency_code":"USD","in_stock":true},{"title":"4-1MRG SCH125 T25-400","offer_id":42162246713386,"sku":"","price":34.0,"currency_code":"USD","in_stock":true},{"title":"MRG4-1 SCH125 3TALL 2.00ROUND","offer_id":42162246746154,"sku":"","price":34.0,"currency_code":"USD","in_stock":true},{"title":"MRG4-1 SCH125 3TALL 3.00ROUND","offer_id":42162246778922,"sku":"","price":34.0,"currency_code":"USD","in_stock":true},{"title":"MRG4-1 SCH125 3TALL T25SQUARE","offer_id":42162246811690,"sku":"","price":34.0,"currency_code":"USD","in_stock":true},{"title":"4-1MRG SCH125 Bulk","offer_id":42162246844458,"sku":"","price":129.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0581\/4507\/9338\/files\/g1pro-schedule125-merge-jig.jpg?v=1789175959","url":"https:\/\/goertz1.pro\/products\/4-1-merge-collector-jigs-fixtures-schedule-1-25-pipe-3d-printing-files","provider":"Goertz 1 Pro","version":"1.0","type":"link"}