{"product_id":"brass-pendulum-suspension-block-27mm-chop-longcase-grandfather-clock-ba-thread","title":"Brass Pendulum Suspension Block 27mm Chop Longcase Grandfather Clock BA Thread","description":"\u003cp\u003eSolid brass pendulum suspension block (chop) — 27mm overall, with a threaded end and a saw-cut slot ready to take a flat suspension spring.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e⭐ At a glance\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e📏 27mm overall length, square-section brass bar stock\u003c\/p\u003e\u003cp\u003e✅ Axial bored\/threaded hole in the flat square end\u003c\/p\u003e\u003cp\u003e✅ Saw-cut slot along one face for a flat suspension spring, with a cross-drilled hole at the rounded end for a pin\u003c\/p\u003e\u003cp\u003e✔️ Unlacquered brass, light tarnish and tool marks, no plating or markings — sold as a single block\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Brass, unlacquered\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall length:\u003c\/strong\u003e Approx 27mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCross section:\u003c\/strong\u003e Square\/rectangular bar stock\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnd detail:\u003c\/strong\u003e One end square with axial bored\/possibly threaded hole; opposite end rounded with cross-drilled pin hole\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSlot:\u003c\/strong\u003e Saw-cut channel for a flat suspension spring\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e Used, light tarnish and tool marks, no engraving or stampings\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003e✅ Fits\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eSuitable for general English longcase (grandfather) clocks using the standard rectangular chop-and-crutch suspension arrangement, where the block runs in a slotted crutch. Sold as a single block — a good option if you already have a working spring or matching block and just need to replace a damaged top or bottom chop. Not matched to any specific named movement or manufacturer; compare your existing block's outer size, hole-to-pin distance and thread against this one before buying.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e⚠️ Please check\u003c\/strong\u003e the thread on the bored end has not been measured with a gauge — English longcase blocks commonly use several similar but non-interchangeable BA-style threads, so confirm pitch and diameter against your own suspension assembly before fitting.\u003c\/p\u003e","brand":"Red Rooster","offers":[{"title":"Default Title","offer_id":60713984852302,"sku":"block L66114","price":6.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0896\/3879\/7646\/files\/57_121289a8-d1eb-4c72-8ce9-8d6b51a24fdd.jpg?v=1788894561","url":"https:\/\/redroosteruk.co.uk\/products\/brass-pendulum-suspension-block-27mm-chop-longcase-grandfather-clock-ba-thread","provider":"Redroosteruk","version":"1.0","type":"link"}