{"product_id":"4-pack-sliding-screen-door-rollers-replacement-wit-3091","title":"4个装滑动纱门滚轮替换件，配有张力弹簧和1英寸钢球轴承轮，适用于B638 B687 B639型号，实现顺畅安静滑动和轻松开关门，采用耐用热处理钢弹簧和带球轴承的中心槽轮设计","description":"\u003cdiv\u003e四个装滑动纱门滚轮，配备1英寸轴承\u003cbr\u003e\n✔️ 4个装滚轮，采用热处理钢弹簧和1英寸滚珠轴承 \u003cp\u003e这些替换滚轮专为恢复滑动纱门（包括露台门和纱门）的顺畅操作而设计。适用于常见的门框型号如B638、B687和B639，且附带安装螺丝，方便快速安装。\u003c\/p\u003e ✅ 热处理钢张力弹簧，确保耐用运行\u003cbr\u003e\n✅ 1英寸钢制滚珠轴承轮，滑动顺畅\u003cbr\u003e\n✅ 附带安装螺丝，便于安装\u003cbr\u003e\n✅ 适用于B638、B687、B639门框\u003cbr\u003e\n✅ 4个滚轮一套，方便更换\u003cbr\u003e \u003cp\u003e💡 纱门滚轮的作用是什么？为什么要更换磨损的滚轮？\u003c\/p\u003e\n\u003cp\u003e更换磨损的滚轮能保持门的顺畅滑动和正确对齐，减少操作阻力和噪音。\u003c\/p\u003e\n- 露台门和纱门的实用替换件，恢复顺畅滑动\n- 1英寸钢制滚珠轴承轮，减少摩擦和磨损\n- 热处理张力弹簧，提高耐用性和使用寿命\n- 兼容常见门框型号如B638、B687、B639 \u003c\/div\u003e","brand":"Bearings Canada","offers":[{"title":"Default Title","offer_id":52404128973119,"sku":"VXB0FHNZGT7C","price":57.09,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0887\/4750\/8031\/files\/sliding-screen-door-rollers-1-inch-bearing.jpg?v=1776649142","url":"https:\/\/bearingscanada.com\/zh\/products\/4-pack-sliding-screen-door-rollers-replacement-wit-3091","provider":"Bearings Canada","version":"1.0","type":"link"}