diff --git a/accounts/abi/bind/v2/internal/contracts/db/bindings.go b/accounts/abi/bind/v2/internal/contracts/db/bindings.go
index 2980dbf2da..60d2c5bf85 100644
--- a/accounts/abi/bind/v2/internal/contracts/db/bindings.go
+++ b/accounts/abi/bind/v2/internal/contracts/db/bindings.go
@@ -52,7 +52,7 @@ func NewDB() *DB {
 
 // Instance creates a wrapper for a deployed contract instance at the given address.
 // Use this to create the instance object passed to abigen v2 library functions Call, Transact, etc.
-func (c *DB) Instance(backend bind.ContractBackend, addr common.Address) bind.ContractInstance {
+func (c *DB) Instance(backend bind.ContractBackend, addr common.Address) *bind.BoundContract {
 	return bind.NewContractInstance(backend, addr, c.abi)
 }
 
diff --git a/accounts/abi/bind/v2/internal/contracts/events/bindings.go b/accounts/abi/bind/v2/internal/contracts/events/bindings.go
index 73e28168a2..ce8d80419b 100644
--- a/accounts/abi/bind/v2/internal/contracts/events/bindings.go
+++ b/accounts/abi/bind/v2/internal/contracts/events/bindings.go
@@ -51,7 +51,7 @@ func NewC() *C {
 
 // Instance creates a wrapper for a deployed contract instance at the given address.
 // Use this to create the instance object passed to abigen v2 library functions Call, Transact, etc.
-func (c *C) Instance(backend bind.ContractBackend, addr common.Address) bind.ContractInstance {
+func (c *C) Instance(backend bind.ContractBackend, addr common.Address) *bind.BoundContract {
 	return bind.NewContractInstance(backend, addr, c.abi)
 }
 
diff --git a/accounts/abi/bind/v2/internal/contracts/nested_libraries/bindings.go b/accounts/abi/bind/v2/internal/contracts/nested_libraries/bindings.go
index 62c30e69e0..457147cd75 100644
--- a/accounts/abi/bind/v2/internal/contracts/nested_libraries/bindings.go
+++ b/accounts/abi/bind/v2/internal/contracts/nested_libraries/bindings.go
@@ -49,7 +49,7 @@ func NewC1() *C1 {
 
 // Instance creates a wrapper for a deployed contract instance at the given address.
 // Use this to create the instance object passed to abigen v2 library functions Call, Transact, etc.
-func (c *C1) Instance(backend bind.ContractBackend, addr common.Address) bind.ContractInstance {
+func (c *C1) Instance(backend bind.ContractBackend, addr common.Address) *bind.BoundContract {
 	return bind.NewContractInstance(backend, addr, c.abi)
 }
 
@@ -112,7 +112,7 @@ func NewC2() *C2 {
 
 // Instance creates a wrapper for a deployed contract instance at the given address.
 // Use this to create the instance object passed to abigen v2 library functions Call, Transact, etc.
-func (c *C2) Instance(backend bind.ContractBackend, addr common.Address) bind.ContractInstance {
+func (c *C2) Instance(backend bind.ContractBackend, addr common.Address) *bind.BoundContract {
 	return bind.NewContractInstance(backend, addr, c.abi)
 }
 
@@ -171,7 +171,7 @@ func NewL1() *L1 {
 
 // Instance creates a wrapper for a deployed contract instance at the given address.
 // Use this to create the instance object passed to abigen v2 library functions Call, Transact, etc.
-func (c *L1) Instance(backend bind.ContractBackend, addr common.Address) bind.ContractInstance {
+func (c *L1) Instance(backend bind.ContractBackend, addr common.Address) *bind.BoundContract {
 	return bind.NewContractInstance(backend, addr, c.abi)
 }
 
@@ -225,7 +225,7 @@ func NewL2() *L2 {
 
 // Instance creates a wrapper for a deployed contract instance at the given address.
 // Use this to create the instance object passed to abigen v2 library functions Call, Transact, etc.
-func (c *L2) Instance(backend bind.ContractBackend, addr common.Address) bind.ContractInstance {
+func (c *L2) Instance(backend bind.ContractBackend, addr common.Address) *bind.BoundContract {
 	return bind.NewContractInstance(backend, addr, c.abi)
 }
 
@@ -279,7 +279,7 @@ func NewL2b() *L2b {
 
 // Instance creates a wrapper for a deployed contract instance at the given address.
 // Use this to create the instance object passed to abigen v2 library functions Call, Transact, etc.
-func (c *L2b) Instance(backend bind.ContractBackend, addr common.Address) bind.ContractInstance {
+func (c *L2b) Instance(backend bind.ContractBackend, addr common.Address) *bind.BoundContract {
 	return bind.NewContractInstance(backend, addr, c.abi)
 }
 
@@ -330,7 +330,7 @@ func NewL3() *L3 {
 
 // Instance creates a wrapper for a deployed contract instance at the given address.
 // Use this to create the instance object passed to abigen v2 library functions Call, Transact, etc.
-func (c *L3) Instance(backend bind.ContractBackend, addr common.Address) bind.ContractInstance {
+func (c *L3) Instance(backend bind.ContractBackend, addr common.Address) *bind.BoundContract {
 	return bind.NewContractInstance(backend, addr, c.abi)
 }
 
@@ -385,7 +385,7 @@ func NewL4() *L4 {
 
 // Instance creates a wrapper for a deployed contract instance at the given address.
 // Use this to create the instance object passed to abigen v2 library functions Call, Transact, etc.
-func (c *L4) Instance(backend bind.ContractBackend, addr common.Address) bind.ContractInstance {
+func (c *L4) Instance(backend bind.ContractBackend, addr common.Address) *bind.BoundContract {
 	return bind.NewContractInstance(backend, addr, c.abi)
 }
 
@@ -439,7 +439,7 @@ func NewL4b() *L4b {
 
 // Instance creates a wrapper for a deployed contract instance at the given address.
 // Use this to create the instance object passed to abigen v2 library functions Call, Transact, etc.
-func (c *L4b) Instance(backend bind.ContractBackend, addr common.Address) bind.ContractInstance {
+func (c *L4b) Instance(backend bind.ContractBackend, addr common.Address) *bind.BoundContract {
 	return bind.NewContractInstance(backend, addr, c.abi)
 }
 
diff --git a/accounts/abi/bind/v2/internal/contracts/solc_errors/bindings.go b/accounts/abi/bind/v2/internal/contracts/solc_errors/bindings.go
index 4fc138ae60..e763057826 100644
--- a/accounts/abi/bind/v2/internal/contracts/solc_errors/bindings.go
+++ b/accounts/abi/bind/v2/internal/contracts/solc_errors/bindings.go
@@ -45,7 +45,7 @@ func NewC() *C {
 
 // Instance creates a wrapper for a deployed contract instance at the given address.
 // Use this to create the instance object passed to abigen v2 library functions Call, Transact, etc.
-func (c *C) Instance(backend bind.ContractBackend, addr common.Address) bind.ContractInstance {
+func (c *C) Instance(backend bind.ContractBackend, addr common.Address) *bind.BoundContract {
 	return bind.NewContractInstance(backend, addr, c.abi)
 }
 
@@ -151,7 +151,7 @@ func NewC2() *C2 {
 
 // Instance creates a wrapper for a deployed contract instance at the given address.
 // Use this to create the instance object passed to abigen v2 library functions Call, Transact, etc.
-func (c *C2) Instance(backend bind.ContractBackend, addr common.Address) bind.ContractInstance {
+func (c *C2) Instance(backend bind.ContractBackend, addr common.Address) *bind.BoundContract {
 	return bind.NewContractInstance(backend, addr, c.abi)
 }
 
diff --git a/accounts/abi/bind/v2/internal/contracts/uint256arrayreturn/bindings.go b/accounts/abi/bind/v2/internal/contracts/uint256arrayreturn/bindings.go
index badd8133af..77dbe0d146 100644
--- a/accounts/abi/bind/v2/internal/contracts/uint256arrayreturn/bindings.go
+++ b/accounts/abi/bind/v2/internal/contracts/uint256arrayreturn/bindings.go
@@ -45,7 +45,7 @@ func NewMyContract() *MyContract {
 
 // Instance creates a wrapper for a deployed contract instance at the given address.
 // Use this to create the instance object passed to abigen v2 library functions Call, Transact, etc.
-func (c *MyContract) Instance(backend bind.ContractBackend, addr common.Address) bind.ContractInstance {
+func (c *MyContract) Instance(backend bind.ContractBackend, addr common.Address) *bind.BoundContract {
 	return bind.NewContractInstance(backend, addr, c.abi)
 }
 
diff --git a/accounts/abi/bind/v2/lib.go b/accounts/abi/bind/v2/lib.go
index 29925f0ba0..add552282f 100644
--- a/accounts/abi/bind/v2/lib.go
+++ b/accounts/abi/bind/v2/lib.go
@@ -27,22 +27,12 @@ import (
 	"github.com/ethereum/go-ethereum/event"
 )
 
-// ContractInstance represents a contract deployed on-chain that can be interacted with (filter for past logs, watch
-// for new logs, call, transact).
-type ContractInstance struct {
-	Address common.Address
-	Backend ContractBackend
-	abi     abi.ABI
-}
-
-func NewContractInstance(backend ContractBackend, addr common.Address, abi abi.ABI) ContractInstance {
-	return ContractInstance{addr, backend, abi}
+func NewContractInstance(backend ContractBackend, addr common.Address, abi abi.ABI) *BoundContract {
+	return NewBoundContract(addr, abi, backend, backend, backend)
 }
 
 // FilterEvents returns an EventIterator instance for filtering historical events based on the event id and a block range.
-func FilterEvents[T any](instance ContractInstance, opts *FilterOpts, eventName string, unpack func(*types.Log) (*T, error), topics ...[]any) (*EventIterator[T], error) {
-	backend := instance.Backend
-	c := NewBoundContract(instance.Address, instance.abi, backend, backend, backend)
+func FilterEvents[T any](c *BoundContract, opts *FilterOpts, eventName string, unpack func(*types.Log) (*T, error), topics ...[]any) (*EventIterator[T], error) {
 	logs, sub, err := c.FilterLogs(opts, eventName, topics...)
 	if err != nil {
 		return nil, err
@@ -54,9 +44,7 @@ func FilterEvents[T any](instance ContractInstance, opts *FilterOpts, eventName
 // contract to be intercepted, unpacked, and forwarded to sink.  If
 // unpack returns an error, the returned subscription is closed with the
 // error.
-func WatchEvents[T any](instance ContractInstance, opts *WatchOpts, eventName string, unpack func(*types.Log) (*T, error), sink chan<- *T, topics ...[]any) (event.Subscription, error) {
-	backend := instance.Backend
-	c := NewBoundContract(instance.Address, instance.abi, backend, backend, backend)
+func WatchEvents[T any](c *BoundContract, opts *WatchOpts, eventName string, unpack func(*types.Log) (*T, error), sink chan<- *T, topics ...[]any) (event.Subscription, error) {
 	logs, sub, err := c.WatchLogs(opts, eventName, topics...)
 	if err != nil {
 		return nil, err
@@ -159,26 +147,13 @@ func (it *EventIterator[T]) Close() error {
 	return nil
 }
 
-// Transact creates and submits a transaction to the bound contract instance
-// using the provided abi-encoded input (or nil).
-func Transact(instance ContractInstance, opts *TransactOpts, input []byte) (*types.Transaction, error) {
-	var (
-		addr    = instance.Address
-		backend = instance.Backend
-	)
-	c := NewBoundContract(addr, instance.abi, backend, backend, backend)
-	return c.RawTransact(opts, input)
-}
-
 // Call performs an eth_call on the given bound contract instance, using the provided
 // ABI-encoded input.
 //
 // To call a function that doesn't return any output, pass nil as the unpack function.
 // This can be useful if you just want to check that the function doesn't revert.
-func Call[T any](instance ContractInstance, opts *CallOpts, packedInput []byte, unpack func([]byte) (T, error)) (T, error) {
+func Call[T any](c *BoundContract, opts *CallOpts, packedInput []byte, unpack func([]byte) (T, error)) (T, error) {
 	var defaultResult T
-	backend := instance.Backend
-	c := NewBoundContract(instance.Address, instance.abi, backend, backend, backend)
 	packedOutput, err := c.CallRaw(opts, packedInput)
 	if err != nil {
 		return defaultResult, err
diff --git a/accounts/abi/bind/v2/lib_test.go b/accounts/abi/bind/v2/lib_test.go
index c4ba694fc8..6a37c3e814 100644
--- a/accounts/abi/bind/v2/lib_test.go
+++ b/accounts/abi/bind/v2/lib_test.go
@@ -237,7 +237,7 @@ func TestEvents(t *testing.T) {
 	defer sub2.Unsubscribe()
 
 	packedInput := c.PackEmitMulti()
-	tx, err := bind.Transact(instance, txAuth, packedInput)
+	tx, err := instance.RawTransact(txAuth, packedInput)
 	if err != nil {
 		t.Fatalf("failed to send transaction: %v", err)
 	}