[two layers] white depth 24 width 30cm(【两层】白色深度24宽30CM) [three layers] white depth 24 width 30cm(【三层】白色深度24宽30CM) [four layers] white depth 24 width 30cm(【四层】白色深度24宽30CM) [five layers] white depth 24 width 30cm(【五层】白色深度24宽30CM) [two layers] white depth 24 width 40cm(【两层】白色深度24宽40CM) [three layers] white depth 24 width 40cm(【三层】白色深度24宽40CM) [four layers] white depth 24 width 40cm(【四层】白色深度24宽40CM) [five layers] white depth 24 width 40cm(【五层】白色深度24宽40CM) [two layers] white depth 30 width 30cm(【两层】白色深度30宽30CM) [three layers] white depth 30 width 30cm(【三层】白色深度30宽30CM) [four layers] white depth 30 width 30cm(【四层】白色深度30宽30CM) [five layers] white depth 30 width 30cm(【五层】白色深度30宽30CM) [two layers] white depth 30 width 40cm(【两层】白色深度30宽40CM) [three layers] white depth 30 width 40cm(【三层】白色深度30宽40CM) [four layers] white depth 30 width 40cm(【四层】白色深度30宽40CM) [five layers] white depth 30 width 40cm(【五层】白色深度30宽40CM) [two layers] black depth 24 width 30cm(【两层】黑色深度24宽30CM) [three layers] black depth 24 width 30cm(【三层】黑色深度24宽30CM) [four layers] black depth 24 width 30cm(【四层】黑色深度24宽30CM) [five layers] black depth 24 width 30cm(【五层】黑色深度24宽30CM) [two layers] black depth 24 width 40cm(【两层】黑色深度24宽40CM) [four layers] black depth 24 width 40cm(【四层】黑色深度24宽40CM) [five layers] black depth 24 width 40cm(【五层】黑色深度24宽40CM) [three layers] black depth 30 width 30cm(【三层】黑色深度30宽30CM) [four layers] black depth 30 width 30cm(【四层】黑色深度30宽30CM) [five layers] black depth 30 width 30cm(【五层】黑色深度30宽30CM) [two layers] black depth 30 width 40cm(【两层】黑色深度30宽40CM) [three layers] black depth 30 width 40cm(【三层】黑色深度30宽40CM) [four layers] black depth 30 width 40cm(【四层】黑色深度30宽40CM) [five layers] black depth 30 width 40cm(【五层】黑色深度30宽40CM)

small and flexible pulley(占地小巧 灵活滑轮)