{"title":"Accessories for Winchester","description":"\u003cp\u003eWinchester builds the Super X series of shotguns — the gas-operated SX3 and SX4 semi-autos and the SXP pump — used in sporting, hunting, and 3-gun competition. The SX4 in particular is a common choice in IPSC Shotgun and 3-gun, where its gas action cycles a wide spread of competition loads reliably.\u003c\/p\u003e\n\u003ch2\u003eUpgrades for Winchester shotguns\u003c\/h2\u003e\n\u003cp\u003eWinchester shotguns — among them the Winchester SX3, Winchester SX4 and Winchester SXP — can be tailored across the main competition upgrade areas:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStocks\u003c\/strong\u003e – an adjustable stock dials in length of pull and cheek height so the gun mounts the same way every time. The Winchester SX3 is a common example.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHandguards and forends\u003c\/strong\u003e – a replacement forend changes where and how your support hand drives the gun, improving control through fast transitions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTube extensions\u003c\/strong\u003e – a magazine tube extension adds shell capacity beyond the factory limit, so fewer reloads break up a stage. The Winchester SXP is a common example.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRed dot mounts and sights\u003c\/strong\u003e – a mounted optic gives a single focal plane for faster acquisition without permanent changes to the receiver.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCheek rests\u003c\/strong\u003e – a raised cheek piece keeps your eye consistently behind the optic on every mount.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging handles and controls\u003c\/strong\u003e – enlarged controls are faster and surer to operate under speed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eUpgrades for Winchester rifles and PCCs\u003c\/h2\u003e\n\u003cp\u003eWinchester rifles and PCCs — among them the Winchester SXR — can be tailored across the main competition upgrade areas:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHandguards\u003c\/strong\u003e – a free-float handguard sets support-hand position and adds M-Lok real estate for the way you run the gun. The Winchester SXR is a common example.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStocks\u003c\/strong\u003e – an adjustable stock tunes length of pull and cheek height for a repeatable mount behind the optic.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTriggers\u003c\/strong\u003e – a competition trigger sharpens the break and reset for faster, more predictable strings. The Winchester SXR is a common example.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMuzzle devices and compensators\u003c\/strong\u003e – a muzzle device flattens recoil and keeps the sight or dot in the target through the shot.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging handles and grips\u003c\/strong\u003e – enlarged controls and a grip that suits your hand make the gun faster and surer to manipulate.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRed dot mounts and optics\u003c\/strong\u003e – mounting solutions position the optic at the right height for fast target acquisition.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCompatibility is specific to each Winchester model and generation — confirm the fit on the individual product page before ordering.\u003c\/p\u003e","products":[{"product_id":"winchester-sx3-adjustable-stock-tst","title":"Winchester SX3 adjustable stock | TST","description":"\u003cp\u003eAdjustable polymer stock for Winchester SX3. Full compatible model list below.\u003c\/p\u003e\n\u003cp\u003eDrop-in fit with adjustable length of pull, nose pad, and QD sling attachment for field and competition use.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable nose pad and length of pull\u003c\/strong\u003e — fit the stock precisely so the gun mounts the same way, giving a consistent cheek weld and sight picture.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQD sling points and ambidextrous side plates\u003c\/strong\u003e — configure for left- or right-hand use; sling attachment without additional hardware.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePolymer construction with rubber buttpad\u003c\/strong\u003e — lightweight and weather-resistant, keeps the shotgun balanced without adding meaningful weight.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eMade in Italy by Toni System.\u003c\/p\u003e","brand":"Toni System","offers":[{"title":"Default Title","offer_id":51773379084629,"sku":"PYSTWSX3","price":279.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0969\/8105\/7877\/files\/winchester-sx3-adjustable-stock-tst-ubitzu-121.jpg?v=1782552964"},{"product_id":"winchester-sx4-adjustable-stock-tst","title":"Winchester SX4 adjustable stock | TST","description":"\u003cp\u003eAdjustable polymer stock for Winchester SX4. Full compatible model list below.\u003c\/p\u003e\n\u003cp\u003eDrop-in fit with adjustable length of pull, nose pad, and QD sling attachment for field and competition use.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable nose pad and length of pull\u003c\/strong\u003e — fit the stock precisely so the gun mounts the same way, giving a consistent cheek weld and sight picture.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQD sling points and ambidextrous side plates\u003c\/strong\u003e — configure for left- or right-hand use; sling attachment without additional hardware.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePolymer construction with rubber buttpad\u003c\/strong\u003e — lightweight and weather-resistant, keeps the shotgun balanced without adding meaningful weight.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eMade in Italy by Toni System.\u003c\/p\u003e","brand":"Toni System","offers":[{"title":"Default Title","offer_id":51773445308757,"sku":"PYSTWSX4","price":279.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0969\/8105\/7877\/files\/winchester-sx4-adjustable-stock-tst-ubitzu-611.jpg?v=1782553020"},{"product_id":"winchester-sxp-tube-extension-ga-12-2-rounds","title":"Winchester SXP tube extension [Ga.12] | +2 rounds","description":"\u003cp\u003eMagazine tube extension for Winchester SXP. Full compatible model list below.\u003c\/p\u003e\n\u003cp\u003eAdds 2 rounds of extra capacity. Extended tube shifts weight forward for improved balance under recoil.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtended capacity\u003c\/strong\u003e keeps you shooting through longer stage runs or sustained strings without reloading.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForward tube weight\u003c\/strong\u003e shifts the balance point ahead of the action, steadying the shotgun under recoil for faster follow-ups.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision-machined extension\u003c\/strong\u003e maintains reliable feeding at full cycling speed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eMade in Italy by Toni System.\u003c\/p\u003e","brand":"Toni System","offers":[{"title":"Default Title","offer_id":51964757049685,"sku":"K7-PSL2-BK","price":85.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0969\/8105\/7877\/files\/winchester-sxp-tube-extension-ga-12-2-rounds-ubitzu-499.jpg?v=1782553229"},{"product_id":"winchester-sxp-tube-extension-ga-12-3-rounds","title":"Winchester SXP tube extension [Ga.12] | +3 rounds","description":"\u003cp\u003eMagazine tube extension for Winchester SXP. Full compatible model list below.\u003c\/p\u003e\n\u003cp\u003eAdds 3 rounds of extra capacity. Extended tube shifts weight forward for improved balance under recoil.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtended capacity\u003c\/strong\u003e keeps you shooting through longer stage runs or sustained strings without reloading.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForward tube weight\u003c\/strong\u003e shifts the balance point ahead of the action, steadying the shotgun under recoil for faster follow-ups.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision-machined extension\u003c\/strong\u003e maintains reliable feeding at full cycling speed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eMade in Italy by Toni System.\u003c\/p\u003e","brand":"Toni System","offers":[{"title":"Default Title","offer_id":51964761178453,"sku":"K7-PSL3-BK","price":95.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0969\/8105\/7877\/files\/winchester-sxp-tube-extension-ga-12-3-rounds-ubitzu-631.jpg?v=1782553234"},{"product_id":"winchester-sxp-tube-extension-ga-12-4-rounds","title":"Winchester SXP tube extension [Ga.12] | +4 rounds","description":"\u003cp\u003eMagazine tube extension for Winchester SXP. Full compatible model list below.\u003c\/p\u003e\n\u003cp\u003eAdds 4 rounds of extra capacity. Extended tube shifts weight forward for improved balance under recoil.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtended capacity\u003c\/strong\u003e keeps you shooting through longer stage runs or sustained strings without reloading.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForward tube weight\u003c\/strong\u003e shifts the balance point ahead of the action, steadying the shotgun under recoil for faster follow-ups.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision-machined extension\u003c\/strong\u003e maintains reliable feeding at full cycling speed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eMade in Italy by Toni System.\u003c\/p\u003e","brand":"Toni System","offers":[{"title":"Default Title","offer_id":51964761899349,"sku":"K7-PSL4-BK","price":112.4,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0969\/8105\/7877\/files\/winchester-sxp-tube-extension-ga-12-4-rounds-ubitzu-247.jpg?v=1782553239"},{"product_id":"winchester-sx4-tube-extension-ga-12-4-rounds","title":"Winchester SX4 tube extension [Ga.12] | +4 rounds","description":"\u003cp\u003eMagazine tube extension for Winchester SX4. Full compatible model list below.\u003c\/p\u003e\n\u003cp\u003eAdds 4 rounds of extra capacity. Extended tube shifts weight forward for improved balance under recoil.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtended capacity\u003c\/strong\u003e keeps you shooting through longer stage runs or sustained strings without reloading.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForward tube weight\u003c\/strong\u003e shifts the balance point ahead of the action, steadying the shotgun under recoil for faster follow-ups.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision-machined extension\u003c\/strong\u003e maintains reliable feeding at full cycling speed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eMade in Italy by Toni System.\u003c\/p\u003e","brand":"Toni System","offers":[{"title":"Default Title","offer_id":51964762620245,"sku":"K25-PSL4-BK","price":112.4,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0969\/8105\/7877\/files\/winchester-sx4-tube-extension-ga-12-4-rounds-ubitzu-667.jpg?v=1782553244"},{"product_id":"benelli-browning-winchester-red-dot-mount-universal-type-a","title":"Benelli Argo, Browning Bar, Winchester SXR red dot mount | type A [RMSc, DPP, Docter footprint]","description":"\u003cp\u003eAluminium red dot mount for the standard (non-cut) Benelli Argo, Benelli Endurance, Benelli R1, Browning Bar models, compatible with any red dot sight built to the Shield RMSc, Leupold DPP or Docter footprints — whatever the optic's brand.\u003c\/p\u003e\n\u003cp\u003eIt replaces the factory rear sight in the existing dovetail, with no optics cut or slide milling required. The full list of compatible pistols and red dot sights is below.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eShield RMSc, Leupold DPP \u0026amp; Docter footprints\u003c\/strong\u003e – accepts any red dot built to these footprints, not just a single brand\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRear-sight dovetail fit\u003c\/strong\u003e – drops into the factory rear sight dovetail, no milling or permanent modification\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCNC-machined aluminium\u003c\/strong\u003e – solid, recoil-stable lock in the dovetail\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eMade in Italy by Toni System.\u003c\/p\u003e","brand":"Toni System","offers":[{"title":"Default Title","offer_id":54191655813461,"sku":"OPXBBWA","price":85.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0969\/8105\/7877\/files\/benelli-argo-browning-bar-winchester-sxr-red-dot-mount-type-a-rmsc-459.jpg?v=1782552201"},{"product_id":"benelli-argo-browning-bar-winchester-sxr-red-dot-mount-universal-type-b","title":"Benelli Argo, Browning Bar, Winchester SXR red dot mount | type B [RMR \u0026 RTS footprint]","description":"\u003cp\u003eAluminium red dot mount for the standard (non-cut) Benelli Argo, Benelli Endurance, Benelli R1, Browning Bar models, compatible with any red dot sight built to the Trijicon RMR or C-More RTS footprints — whatever the optic's brand.\u003c\/p\u003e\n\u003cp\u003eIt replaces the factory rear sight in the existing dovetail, with no optics cut or slide milling required. The full list of compatible pistols and red dot sights is below.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrijicon RMR \u0026amp; C-More RTS footprints\u003c\/strong\u003e – accepts any red dot built to these footprints, not just a single brand\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRear-sight dovetail fit\u003c\/strong\u003e – drops into the factory rear sight dovetail, no milling or permanent modification\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCNC-machined aluminium\u003c\/strong\u003e – solid, recoil-stable lock in the dovetail\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eMade in Italy by Toni System.\u003c\/p\u003e","brand":"Toni System","offers":[{"title":"Default Title","offer_id":54191656010069,"sku":"OPXBBWB","price":85.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0969\/8105\/7877\/files\/benelli-argo-browning-bar-winchester-sxr-red-dot-mount-type-b-rmr-rts-footprint-ubitzu-565.jpg?v=1782631116"}],"url":"https:\/\/ubitzu.com\/collections\/accessories-for-winchester.oembed","provider":"Ubitzu","version":"1.0","type":"link"}