{"title":"Gothic Arch Track Rollers","description":"\u003cp\u003eGothic Arch track rollers are precision cam-roller bearings used throughout PBC Linear Cam Roller Technology (CRT) linear guide systems, including Redi-Rail® guides. Each roller's outer race is ground with a Gothic arch profile, a concave raceway that contacts its mating shaft or rail at four points instead of two. This gives the roller smooth, self-aligning rolling contact, higher running accuracy, and greater load capacity than flat or single-radius rollers.\u003c\/p\u003e\n\u003cp\u003eSealed and self-contained, these bearings are offered in hardened 52100 chrome bearing steel or corrosion resistant 440 stainless steel across a range of bore and outer-diameter sizes, for use as original equipment, replacement parts, or in custom track-roller guide assemblies.\u003c\/p\u003e","products":[{"product_id":"r14eg","title":"Gothic Arch Track Roller - R14EG","description":"\u003cp\u003eGothic Arch track roller bearing from the PBC Linear inch-series track roller lineup, featuring a 0.1875in bore and a 0.771in maximum outer diameter. The roller's outer race is ground with a Gothic arch (four-point contact) profile, allowing it to ride smoothly and self-align along a hardened steel shaft or raceway rail. Built in 52100 chrome bearing steel, it is sized as a direct fit for compatible Redi-Rail® carriages, and is equally suited to custom cam or track roller assemblies.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTrack roller bearing only\u003c\/li\u003e\n\u003cli\u003eBore diameter (d): 0.1875in\u003c\/li\u003e\n\u003cli\u003eMaximum outer diameter (Dmax): 0.771in\u003c\/li\u003e\n\u003cli\u003eGothic arch (four-point contact) raceway profile for smooth, self-aligning rolling contact and improved running accuracy\u003c\/li\u003e\n\u003cli\u003eDouble row ball bearing construction for added rigidity and radial load support\u003c\/li\u003e\n\u003cli\u003eHardened 52100 chrome bearing steel construction for high load capacity and long service life\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"PBC Linear","offers":[{"title":"Default Title","offer_id":48239314698461,"sku":"R14EG","price":10.83,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/9808\/3549\/files\/Redi-RailTrackRollerISO.jpg?v=1785415570"},{"product_id":"r14egss","title":"Gothic Arch Stainless Steel Track Roller - R14EGSS","description":"\u003cp\u003eGothic Arch track roller bearing from the PBC Linear inch-series track roller lineup, featuring a 0.1875in bore and a 0.771in maximum outer diameter. The roller's outer race is ground with a Gothic arch (four-point contact) profile, allowing it to ride smoothly and self-align along a hardened steel shaft or raceway rail. Built in 440 stainless steel, it is sized as a direct fit for compatible Redi-Rail® carriages, and is equally suited to custom cam or track roller assemblies.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTrack roller bearing only\u003c\/li\u003e\n\u003cli\u003eBore diameter (d): 0.1875in\u003c\/li\u003e\n\u003cli\u003eMaximum outer diameter (Dmax): 0.771in\u003c\/li\u003e\n\u003cli\u003eGothic arch (four-point contact) raceway profile for smooth, self-aligning rolling contact and improved running accuracy\u003c\/li\u003e\n\u003cli\u003eDouble row ball bearing construction for added rigidity and radial load support\u003c\/li\u003e\n\u003cli\u003e440 stainless steel construction for corrosion resistance in washdown, humid, or mildly corrosive environments\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"PBC Linear","offers":[{"title":"Default Title","offer_id":48239314731229,"sku":"R14EGSS","price":34.62,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/9808\/3549\/files\/Redi-RailTrackRollerISO.jpg?v=1785415570"},{"product_id":"r18eg","title":"Gothic Arch Track Roller - R18EG","description":"\u003cp\u003eGothic Arch track roller bearing from the PBC Linear inch-series track roller lineup, featuring a 0.375in bore and a 1.21in maximum outer diameter. The roller's outer race is ground with a Gothic arch (four-point contact) profile, allowing it to ride smoothly and self-align along a hardened steel shaft or raceway rail. Built in 52100 chrome bearing steel, it is sized as a direct fit for compatible Redi-Rail® carriages, and is equally suited to custom cam or track roller assemblies.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTrack roller bearing only\u003c\/li\u003e\n\u003cli\u003eBore diameter (d): 0.375in\u003c\/li\u003e\n\u003cli\u003eMaximum outer diameter (Dmax): 1.21in\u003c\/li\u003e\n\u003cli\u003eGothic arch (four-point contact) raceway profile for smooth, self-aligning rolling contact and improved running accuracy\u003c\/li\u003e\n\u003cli\u003eDouble row ball bearing construction for added rigidity and radial load support\u003c\/li\u003e\n\u003cli\u003eHardened 52100 chrome bearing steel construction for high load capacity and long service life\u003c\/li\u003e\n\u003cli\u003eCurrently offered only in 52100 chrome bearing steel; no stainless steel variant available for this size\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"PBC Linear","offers":[{"title":"Default Title","offer_id":48239314829533,"sku":"R18EG","price":15.74,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/9808\/3549\/files\/Redi-RailTrackRollerISO.jpg?v=1785415570"},{"product_id":"r30ec","title":"Gothic Arch Track Roller - R30EC","description":"\u003cp\u003eGothic Arch track roller bearing from the PBC Linear metric-series track roller lineup, featuring a 5mm bore and a 16mm maximum outer diameter. The roller's outer race is ground with a Gothic arch (four-point contact) profile, allowing it to ride smoothly and self-align along a hardened steel shaft or raceway rail. Built in 52100 chrome bearing steel, it is sized as a direct fit for compatible Redi-Rail® carriages, and is equally suited to custom cam or track roller assemblies.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTrack roller bearing only\u003c\/li\u003e\n\u003cli\u003eBore diameter (d): 5mm\u003c\/li\u003e\n\u003cli\u003eMaximum outer diameter (Dmax): 16mm\u003c\/li\u003e\n\u003cli\u003eGothic arch (four-point contact) raceway profile for smooth, self-aligning rolling contact and improved running accuracy\u003c\/li\u003e\n\u003cli\u003eDouble row ball bearing construction for added rigidity and radial load support\u003c\/li\u003e\n\u003cli\u003eHardened 52100 chrome bearing steel construction for high load capacity and long service life\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"PBC Linear","offers":[{"title":"Default Title","offer_id":48239314927837,"sku":"R30EC","price":22.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/9808\/3549\/files\/Redi-RailTrackRollerISO.jpg?v=1785415570"},{"product_id":"r30ecss","title":"Gothic Arch Stainless Steel Track Roller - R30ECSS","description":"\u003cp\u003eGothic Arch track roller bearing from the PBC Linear metric-series track roller lineup, featuring a 5mm bore and a 16mm maximum outer diameter. The roller's outer race is ground with a Gothic arch (four-point contact) profile, allowing it to ride smoothly and self-align along a hardened steel shaft or raceway rail. Built in 440 stainless steel, it is sized as a direct fit for compatible Redi-Rail® carriages, and is equally suited to custom cam or track roller assemblies.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTrack roller bearing only\u003c\/li\u003e\n\u003cli\u003eBore diameter (d): 5mm\u003c\/li\u003e\n\u003cli\u003eMaximum outer diameter (Dmax): 16mm\u003c\/li\u003e\n\u003cli\u003eGothic arch (four-point contact) raceway profile for smooth, self-aligning rolling contact and improved running accuracy\u003c\/li\u003e\n\u003cli\u003eDouble row ball bearing construction for added rigidity and radial load support\u003c\/li\u003e\n\u003cli\u003e440 stainless steel construction for corrosion resistance in washdown, humid, or mildly corrosive environments\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"PBC Linear","offers":[{"title":"Default Title","offer_id":48239315091677,"sku":"R30ECSS","price":27.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/9808\/3549\/files\/Redi-RailTrackRollerISO.jpg?v=1785415570"},{"product_id":"r45ec","title":"Gothic Arch Track Roller - R45EC","description":"\u003cp\u003eGothic Arch track roller bearing from the PBC Linear metric-series track roller lineup, featuring a 8mm bore and a 24mm maximum outer diameter. The roller's outer race is ground with a Gothic arch (four-point contact) profile, allowing it to ride smoothly and self-align along a hardened steel shaft or raceway rail. Built in 52100 chrome bearing steel, it is sized as a direct fit for compatible Redi-Rail® carriages, and is equally suited to custom cam or track roller assemblies.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTrack roller bearing only\u003c\/li\u003e\n\u003cli\u003eBore diameter (d): 8mm\u003c\/li\u003e\n\u003cli\u003eMaximum outer diameter (Dmax): 24mm\u003c\/li\u003e\n\u003cli\u003eGothic arch (four-point contact) raceway profile for smooth, self-aligning rolling contact and improved running accuracy\u003c\/li\u003e\n\u003cli\u003eDouble row ball bearing construction for added rigidity and radial load support\u003c\/li\u003e\n\u003cli\u003eHardened 52100 chrome bearing steel construction for high load capacity and long service life\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"PBC Linear","offers":[{"title":"Default Title","offer_id":48239315157213,"sku":"R45EC","price":39.52,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/9808\/3549\/files\/Redi-RailTrackRollerISO.jpg?v=1785415570"},{"product_id":"r45ecss","title":"Gothic Arch Stainless Steel Track Roller - R45ECSS","description":"\u003cp\u003eGothic Arch track roller bearing from the PBC Linear metric-series track roller lineup, featuring a 8mm bore and a 24mm maximum outer diameter. The roller's outer race is ground with a Gothic arch (four-point contact) profile, allowing it to ride smoothly and self-align along a hardened steel shaft or raceway rail. Built in 440 stainless steel, it is sized as a direct fit for compatible Redi-Rail® carriages, and is equally suited to custom cam or track roller assemblies.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTrack roller bearing only\u003c\/li\u003e\n\u003cli\u003eBore diameter (d): 8mm\u003c\/li\u003e\n\u003cli\u003eMaximum outer diameter (Dmax): 24mm\u003c\/li\u003e\n\u003cli\u003eGothic arch (four-point contact) raceway profile for smooth, self-aligning rolling contact and improved running accuracy\u003c\/li\u003e\n\u003cli\u003eDouble row ball bearing construction for added rigidity and radial load support\u003c\/li\u003e\n\u003cli\u003e440 stainless steel construction for corrosion resistance in washdown, humid, or mildly corrosive environments\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"PBC Linear","offers":[{"title":"Default Title","offer_id":48239315189981,"sku":"R45ECSS","price":45.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/9808\/3549\/files\/Redi-RailTrackRollerISO.jpg?v=1785415570"},{"product_id":"r65ec","title":"Gothic Arch Track Roller - R65EC","description":"\u003cp\u003eGothic Arch track roller bearing from the PBC Linear metric-series track roller lineup, featuring a 12mm bore and a 35mm maximum outer diameter. The roller's outer race is ground with a Gothic arch (four-point contact) profile, allowing it to ride smoothly and self-align along a hardened steel shaft or raceway rail. Built in 52100 chrome bearing steel, it is sized as a direct fit for compatible Redi-Rail® carriages, and is equally suited to custom cam or track roller assemblies.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTrack roller bearing only\u003c\/li\u003e\n\u003cli\u003eBore diameter (d): 12mm\u003c\/li\u003e\n\u003cli\u003eMaximum outer diameter (Dmax): 35mm\u003c\/li\u003e\n\u003cli\u003eGothic arch (four-point contact) raceway profile for smooth, self-aligning rolling contact and improved running accuracy\u003c\/li\u003e\n\u003cli\u003eDouble row ball bearing construction for added rigidity and radial load support\u003c\/li\u003e\n\u003cli\u003eHardened 52100 chrome bearing steel construction for high load capacity and long service life\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"PBC Linear","offers":[{"title":"Default Title","offer_id":48239315222749,"sku":"R65EC","price":55.07,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/9808\/3549\/files\/Redi-RailTrackRollerISO.jpg?v=1785415570"},{"product_id":"r65ecss","title":"Gothic Arch Stainless Steel Track Roller - R65ECSS","description":"\u003cp\u003eGothic Arch track roller bearing from the PBC Linear metric-series track roller lineup, featuring a 12mm bore and a 35mm maximum outer diameter. The roller's outer race is ground with a Gothic arch (four-point contact) profile, allowing it to ride smoothly and self-align along a hardened steel shaft or raceway rail. Built in 440 stainless steel, it is sized as a direct fit for compatible Redi-Rail® carriages, and is equally suited to custom cam or track roller assemblies.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTrack roller bearing only\u003c\/li\u003e\n\u003cli\u003eBore diameter (d): 12mm\u003c\/li\u003e\n\u003cli\u003eMaximum outer diameter (Dmax): 35mm\u003c\/li\u003e\n\u003cli\u003eGothic arch (four-point contact) raceway profile for smooth, self-aligning rolling contact and improved running accuracy\u003c\/li\u003e\n\u003cli\u003eDouble row ball bearing construction for added rigidity and radial load support\u003c\/li\u003e\n\u003cli\u003e440 stainless steel construction for corrosion resistance in washdown, humid, or mildly corrosive environments\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"PBC Linear","offers":[{"title":"Default Title","offer_id":48239315288285,"sku":"R65ECSS","price":62.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/9808\/3549\/files\/Redi-RailTrackRollerISO.jpg?v=1785415570"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/9808\/3549\/collections\/Redi-RailTrackRollerISO.jpg?v=1785415927","url":"https:\/\/pbclinear.com\/collections\/gothic-arch-track-rollers.oembed","provider":"PBC Linear","version":"1.0","type":"link"}