diff --git a/client/internal/services/user_space.go b/client/internal/services/user_space.go
index 2ff3b09..990379b 100644
--- a/client/internal/services/user_space.go
+++ b/client/internal/services/user_space.go
@@ -7,6 +7,7 @@ import (
 
 	"github.com/samber/lo"
 	"gitlink.org.cn/cloudream/common/pkgs/logger"
+	"gitlink.org.cn/cloudream/common/utils/math2"
 	"gitlink.org.cn/cloudream/jcs-pub/common/pkgs/ioswitch/exec"
 	jcstypes "gitlink.org.cn/cloudream/jcs-pub/common/types"
 	"gorm.io/gorm"
@@ -264,11 +265,11 @@ func (svc *UserSpaceService) DownloadPackage(req cliapi.UserSpaceDownloadPackage
 				newDstSpace.RecommendHub = nil
 			}
 
-			ft.AddTo(ioswitch2.NewToBaseStore(newDstSpace, dstPath))
+			ft.AddTo(ioswitch2.NewToBaseStore(newDstSpace, dstPath).WithRange(math2.NewRange(0, details[dIndex].Object.Size)))
 
 			// 顺便保存到同存储服务的分片存储中
 			if destSpace.UserSpace.ShardStore != nil {
-				ft.AddTo(ioswitch2.NewToShardStore(newDstSpace, ioswitch2.RawStream(), ""))
+				ft.AddTo(ioswitch2.NewToShardStore(newDstSpace, ioswitch2.RawStream(), "").WithRange(math2.NewRange(0, details[dIndex].Object.Size)))
 				pinned = append(pinned, jcstypes.PinnedObject{
 					ObjectID:    details[dIndex].Object.ObjectID,
 					UserSpaceID: destSpace.UserSpace.UserSpaceID,
diff --git a/client/internal/ticktock/redundancy_recover.go b/client/internal/ticktock/redundancy_recover.go
index 9873466..35143ac 100644
--- a/client/internal/ticktock/redundancy_recover.go
+++ b/client/internal/ticktock/redundancy_recover.go
@@ -777,7 +777,7 @@ func (t *ChangeRedundancy) ecToRep(ctx *changeRedundancyContext, obj jcstypes.Ob
 	}
 
 	for i := range uploadStgs {
-		ft.AddTo(ioswitch2.NewToShardStoreWithRange(*uploadStgs[i].UserSpace, ioswitch2.RawStream(), fmt.Sprintf("%d", i), math2.NewRange(0, obj.Object.Size)))
+		ft.AddTo(ioswitch2.NewToShardStore(*uploadStgs[i].UserSpace, ioswitch2.RawStream(), fmt.Sprintf("%d", i)).WithRange(math2.NewRange(0, obj.Object.Size)))
 	}
 
 	err := parser.Parse(ft, planBlder)
diff --git a/common/pkgs/ioswitch2/fromto.go b/common/pkgs/ioswitch2/fromto.go
index 5dd7024..3cd0e0e 100644
--- a/common/pkgs/ioswitch2/fromto.go
+++ b/common/pkgs/ioswitch2/fromto.go
@@ -191,13 +191,9 @@ func NewToShardStore(space jcstypes.UserSpaceDetail, strIdx StreamIndex, retStor
 	}
 }
 
-func NewToShardStoreWithRange(space jcstypes.UserSpaceDetail, streamIndex StreamIndex, retStoreKey string, rng math2.Range) *ToShardStore {
-	return &ToShardStore{
-		UserSpace:      space,
-		StreamIndex:    streamIndex,
-		ResultStoreKey: retStoreKey,
-		Range:          rng,
-	}
+func (t *ToShardStore) WithRange(rng math2.Range) *ToShardStore {
+	t.Range = rng
+	return t
 }
 
 func (t *ToShardStore) GetStreamIndex() StreamIndex {
@@ -212,6 +208,7 @@ type ToBaseStore struct {
 	UserSpace  jcstypes.UserSpaceDetail
 	ObjectPath jcstypes.JPath
 	Option     stgtypes.WriteOption
+	Range      math2.Range
 }
 
 func NewToBaseStore(space jcstypes.UserSpaceDetail, objectPath jcstypes.JPath) *ToBaseStore {
@@ -221,6 +218,11 @@ func NewToBaseStore(space jcstypes.UserSpaceDetail, objectPath jcstypes.JPath) *
 	}
 }
 
+func (t *ToBaseStore) WithRange(rng math2.Range) *ToBaseStore {
+	t.Range = rng
+	return t
+}
+
 func (t *ToBaseStore) GetStreamIndex() StreamIndex {
 	return StreamIndex{
 		Type: StreamIndexRaw,
@@ -228,5 +230,5 @@ func (t *ToBaseStore) GetStreamIndex() StreamIndex {
 }
 
 func (t *ToBaseStore) GetRange() math2.Range {
-	return math2.Range{}
+	return t.Range
 }